DMB league game results end of season -- Back To the Future League
Regular season
| Results |
| Date | # | Inn | Away | R | Home | R | Win | Loss | Save | GWRBI |
| 4/7/2003 | | | Bos | 8 | NY | 1 | Zito | Loaiza | | Pena |
| 4/7/2003 | | | Uti | 4 | LA | 18 | Morris | Franklin | | Beltran |
| 4/7/2003 | | | Bra | 4 | Ric | 8 | Maddux | Trachsel | | Lopez |
| 4/7/2003 | | | Ann | 4 | Dow | 2 | Vazquez | Moyer | Smoltz | Byrd |
| 4/7/2003 | | | BC | 4 | Win | 7 | Schmidt | Halladay | | Wilkerson |
| 4/7/2003 | | 11 | Ten | 5 | WB | 6 | Leskanic | Boyd | | Crawford |
| 4/7/2003 | | | Sea | 4 | GC | 3 | Borowski | Martin | Percival | Alomar |
| 4/7/2003 | | | Her | 1 | Wey | 4 | Hudson | Brown | | Ortiz |
| 4/7/2003 | | | SL | 5 | WP | 6 | Mateo | Cressend | | Posada |
| 4/8/2003 | | 12 | Bos | 3 | NY | 2 | Remlinger | Shields | Soriano | Valentin |
| 4/8/2003 | | | AF | 5 | PH | 4 | Penny | Radke | | Hinske |
| 4/8/2003 | | | Uti | 6 | LA | 7 | Ryan | Fox | | Bordick |
| 4/8/2003 | | | Bra | 1 | Ric | 4 | Thomson | Buehrle | Baez | Loretta |
| 4/8/2003 | | | Ann | 4 | Dow | 2 | Lidle | Franklin | Smoltz | Hidalgo |
| 4/8/2003 | | | BC | 5 | Win | 2 | Prior | Padilla | | Kennedy |
| 4/8/2003 | | | Ten | 4 | WB | 5 | Rincon | Kinney | Rhodes | Palmeiro |
| 4/8/2003 | | | Sea | 1 | GC | 6 | Pettitte | Ohka | | Young,D |
| 4/8/2003 | | | Her | 9 | Wey | 5 | Oswalt | Wood | | Nady |
| 4/8/2003 | | | SL | 4 | WP | 2 | Miller | Pavano | Weathers | Giles |
| 4/9/2003 | | | Bos | 8 | NY | 4 | Peavy | Hampton | | Durazo |
| 4/9/2003 | | | AF | 4 | PH | 10 | Williams | Perez | | Uribe |
| 4/9/2003 | | | Uti | 3 | LA | 15 | Davis | Wells | | Molina,B |
| 4/9/2003 | | | Bra | 3 | Ric | 5 | Spooneybarger | Williamson | Baez | Cruz |
| 4/9/2003 | | | Ann | 2 | Dow | 4 | Pineiro | Mussina | Koplove | Berkman |
| 4/9/2003 | | | BC | 2 | Win | 7 | Valverde | Nathan | | Jenkins |
| 4/9/2003 | | | Ten | 7 | WB | 4 | Burkett | Anderson | Worrell | Olivo |
| 4/9/2003 | | | Sea | 4 | GC | 5 | Martin | Schoeneweis | Gordon | Grissom |
| 4/9/2003 | | | Her | 4 | Wey | 3 | Millwood | Cornejo | Wagner | Clayton |
| 4/9/2003 | | | SL | 5 | WP | 3 | Cressend | Kline | Weathers | Santiago |
| 4/10/2003 | | | AF | 2 | PH | 1 | Webb | Seo | Rincon | Gonzalez,L |
| 4/10/2003 | | | Uti | 2 | LA | 5 | Dotel | Bonderman | Rodriguez,F | Mench |
| 4/10/2003 | | | Ann | 1 | Dow | 2 | King | Foulke | | Morris |
| 4/10/2003 | | | Ten | 3 | WB | 5 | Kim | Rueter | Leskanic | Redmond |
| 4/10/2003 | | | Sea | 5 | GC | 4 | Graves | Schilling | Percival | Koskie |
| 4/10/2003 | | | SL | 4 | WP | 7 | Martinez | Adams | Mateo | Posada |
| 4/11/2003 | | 11 | Uti | 7 | Bos | 9 | Soriano | Mulholland | | Jones,A |
| 4/11/2003 | | | AF | 3 | Bra | 4 | Guardado | Ayala | Cordero | Jones |
| 4/11/2003 | | | PH | 2 | NY | 3 | Clement | Eaton | Brower | Batista |
| 4/11/2003 | | | LA | 1 | Ann | 2 | Reed | Haren | Smoltz | |
| 4/11/2003 | | | Ric | 2 | Dow | 5 | Escobar | Spooneybarger | Shuey | Berkman |
| 4/11/2003 | | | BC | 5 | Sea | 3 | Affeldt | Perez | Nathan | Garciaparra |
| 4/11/2003 | | | Ten | 5 | Her | 3 | Sele | Wakefield | Worrell | Bradley |
| 4/11/2003 | | 12 | Win | 8 | SL | 7 | Donnelly | Adams | | Varitek |
| 4/11/2003 | | 10 | Wey | 4 | WP | 3 | Looper | Mateo | | Soriano |
| 4/12/2003 | | | Uti | 3 | Bos | 11 | Zito | Traber | | Jordan |
| 4/12/2003 | | | AF | 2 | Bra | 3 | Trachsel | Ishii | Cordero | Bagwell |
| 4/12/2003 | | | PH | 5 | NY | 7 | Washburn | Johnson | Linebrink | Damon |
| 4/12/2003 | | | LA | 2 | Ann | 9 | Vazquez | Morris | | Edmonds |
| 4/12/2003 | | | Ric | 1 | Dow | 4 | Moyer | Maddux | Hasegawa | Lieberthal |
| 4/12/2003 | | | BC | 9 | Sea | 8 | Nathan | Percival | Marte | Perez |
| 4/12/2003 | | | WB | 4 | GC | 2 | Zambrano | Gordon | Leskanic | McMillon |
| 4/12/2003 | | | Ten | 8 | Her | 4 | Mahay | Wolf | Boyd | Perez |
| 4/12/2003 | | 13 | Win | 7 | SL | 8 | Shouse | Donnelly | | Vidro |
| 4/12/2003 | | | Wey | 7 | WP | 2 | Hudson | Rogers | Timlin | Kent |
| 4/13/2003 | | | Uti | 2 | Bos | 3 | Colon | Duckworth | Herges | Jordan |
| 4/13/2003 | | | AF | 9 | Bra | 11 | Mercker | Ayala | Williamson | Vina |
| 4/13/2003 | | | PH | 2 | NY | 11 | Loaiza | Radke | | Hafner |
| 4/13/2003 | | | LA | 10 | Ann | 5 | Ryan | Lidle | | Salmon |
| 4/13/2003 | | 12 | Ric | 8 | Dow | 4 | Alvarez,W | Rodriguez | | Lopez |
| 4/13/2003 | | 10 | BC | 3 | Sea | 2 | Marte | Eyre | | Myers |
| 4/13/2003 | | | WB | 4 | GC | 3 | May | Lohse | Leskanic | Branyan |
| 4/13/2003 | | | Ten | 7 | Her | 5 | Marquis | Wagner | | Randa |
| 4/13/2003 | | | Win | 5 | SL | 7 | Miller | Schmidt | Weathers | Giles |
| 4/13/2003 | | | Wey | 7 | WP | 6 | Fassero | Mateo | Looper | Mora |
| 4/14/2003 | | | AF | 3 | Bra | 10 | Lowe | Perez | | Teixeira |
| 4/14/2003 | | | PH | 7 | NY | 8 | Lopez | Vargas | Isringhausen | Batista |
| 4/14/2003 | | | BC | 6 | Sea | 7 | Schoeneweis | Weber | | |
| 4/14/2003 | | 12 | WB | 6 | GC | 7 | Sosa | Rhodes | | Young,D |
| 4/14/2003 | | | Ten | 5 | Her | 1 | Burkett | Oswalt | | Rodriguez |
| 4/14/2003 | | | Win | 3 | SL | 1 | Padilla | Batista | Bauer | |
| 4/15/2003 | | | Bos | 5 | AF | 7 | Webb | Remlinger | Lidge | Hinske |
| 4/15/2003 | | | NY | 5 | Uti | 4 | Hampton | Franklin | Isringhausen | Thomas |
| 4/15/2003 | | | PH | 10 | Ric | 7 | Seo | Sheets | | Ramirez |
| 4/15/2003 | | | Dow | 7 | LA | 3 | Pineiro | Davis | | Lieberthal |
| 4/15/2003 | | | Ann | 3 | Bra | 2 | Mussina | Maroth | Smoltz | Zaun |
| 4/15/2003 | | | GC | 2 | BC | 5 | Telemaco | Garcia | | Guillen |
| 4/15/2003 | | | WB | 3 | Wey | 9 | Cornejo | Kim | | Pratt |
| 4/15/2003 | | | Sea | 5 | Ten | 6 | Worrell | Percival | | Ginter |
| 4/15/2003 | | | WP | 10 | Win | 6 | Clemens | Lilly | | Rolen |
| 4/15/2003 | | | SL | 5 | Her | 1 | Redman | Millwood | | Finley |
| 4/16/2003 | | | Bos | 5 | AF | 2 | Meche | Wells | | Stynes |
| 4/16/2003 | | | NY | 3 | Uti | 7 | Hernandez | Clement | | Kotsay |
| 4/16/2003 | | | PH | 1 | Ric | 8 | Garland | Eaton | | Mueller |
| 4/16/2003 | | | Dow | 3 | LA | 8 | Reynolds | Sabathia | | Ramirez |
| 4/16/2003 | | | Ann | 1 | Bra | 5 | Helling | Williams | | Cabrera |
| 4/16/2003 | | | GC | 7 | BC | 3 | Schilling | Weber | | Conine |
| 4/16/2003 | | | WB | 9 | Wey | 7 | Rincon | Looper | | Sanders |
| 4/16/2003 | | | Sea | 3 | Ten | 4 | Sele | Schoeneweis | Boyd | Clark |
| 4/16/2003 | | | WP | 10 | Win | 1 | Martinez | Ramirez | | Wells |
| 4/16/2003 | | | SL | 5 | Her | 3 | Cressend | Wagner | Weathers | Finley |
| 4/17/2003 | | | Bos | 16 | AF | 0 | Zito | Ishii | Colome | Pujols |
| 4/17/2003 | | | NY | 7 | Uti | 5 | Hitchcock | Fox | Isringhausen | Piazza |
| 4/17/2003 | | | PH | 3 | Ric | 5 | Maddux | Johnson | Baez | Sweeney |
| 4/17/2003 | | | Dow | 2 | LA | 10 | Haren | Moyer | | Salmon |
| 4/17/2003 | | | Ann | 3 | Bra | 1 | Reed | Trachsel | Smoltz | Edmonds |
| 4/17/2003 | | | GC | 1 | BC | 8 | Halladay | Gonzalez | | Myers |
| 4/17/2003 | | 10 | WB | 7 | Wey | 8 | Carrasco | Hernandez | | Michaels |
| 4/17/2003 | | | Sea | 5 | Ten | 12 | Marquis | Nomo | | Hunter |
| 4/17/2003 | | | WP | 6 | Win | 2 | Waechter | Villone | Mateo | Mientkiewicz |
| 4/17/2003 | | 11 | SL | 5 | Her | 3 | Cressend | Phelps | Weathers | Anderson |
| 4/18/2003 | | | Bos | 12 | AF | 3 | Colon | Penny | | Pena |
| 4/18/2003 | | | NY | 6 | Uti | 3 | Loaiza | Bonderman | Isringhausen | Damon |
| 4/18/2003 | | | PH | 10 | Ric | 5 | Radke | Thomson | Gagne | Polanco |
| 4/18/2003 | | | Dow | 7 | LA | 10 | Ryan | Shuey | | Renteria |
| 4/18/2003 | | 12 | GC | 4 | BC | 5 | Heredia | Martin | | Heredia |
| 4/18/2003 | | | Sea | 1 | Ten | 4 | Kinney | Ohka | Farnsworth | Burrell |
| 4/18/2003 | | | WP | 1 | Win | 5 | Schmidt | Rogers | | Varitek |
| 4/19/2003 | | | PH | 4 | Bos | 2 | Williams | Peavy | Vargas | Gerut |
| 4/19/2003 | | | AF | 10 | Uti | 17 | Kieschnick | Perez | Traber | Sheffield |
| 4/19/2003 | | | Bra | 2 | LA | 4 | Ryan | Buehrle | Rodriguez,F | Beltran |
| 4/19/2003 | | | Ric | 4 | Ann | 10 | Ramirez | Sheets | Foulke | Byrd |
| 4/19/2003 | | 10 | Ten | 12 | BC | 5 | Witasick | Weber | | Bradley |
| 4/19/2003 | | 11 | GC | 7 | WP | 8 | Reyes | Gordon | | Reyes |
| 4/19/2003 | | | Her | 3 | Win | 1 | Brown | Padilla | Wagner | Millar |
| 4/19/2003 | | 14 | Wey | 4 | SL | 5 | Shouse | Timlin | | Jones,C |
| 4/20/2003 | | | PH | 5 | Bos | 8 | Remlinger | Vargas | Soriano | Pena |
| 4/20/2003 | | | AF | 3 | Uti | 6 | Dickey | Webb | Wells | Catalanotto |
| 4/20/2003 | | | NY | 2 | Dow | 1 | Ponson | Pineiro | | Boone |
| 4/20/2003 | | | Bra | 2 | LA | 5 | Davis | Lowe | Rodriguez,F | |
| 4/20/2003 | | | Ric | 2 | Ann | 10 | Lidle | Garland | | Thome |
| 4/20/2003 | | | Ten | 7 | BC | 1 | Rueter | Telemaco | | Bradley |
| 4/20/2003 | | | WB | 1 | Sea | 5 | Willis | May | | Sosa |
| 4/20/2003 | | | GC | 9 | WP | 7 | Garcia | Clemens | Sosa | Grissom |
| 4/20/2003 | | 12 | Her | 7 | Win | 2 | Wendell | Harper | | Owens |
| 4/20/2003 | | | Wey | 0 | SL | 6 | Batista | Cornejo | | Jones,C |
| 4/21/2003 | | 11 | PH | 8 | Bos | 5 | Gagne | Soriano | | Gerut |
| 4/21/2003 | | | AF | 6 | Uti | 13 | Kieschnick | Wells | | Walker |
| 4/21/2003 | | | NY | 3 | Dow | 4 | Shuey | Lopez | | Berkman |
| 4/21/2003 | | | Bra | 1 | LA | 2 | Reynolds | Maroth | Rodriguez,F | Harvey |
| 4/21/2003 | | | Ric | 4 | Ann | 1 | Suppan | Mussina | Baez | Cameron |
| 4/21/2003 | | 10 | Ten | 3 | BC | 4 | Nathan | Worrell | | |
| 4/21/2003 | | | WB | 7 | Sea | 5 | Anderson | Graves | Leskanic | Grudzielanek |
| 4/21/2003 | | | GC | 0 | WP | 8 | Martinez | Schilling | Fossum | Lawton |
| 4/21/2003 | | | Her | 4 | Win | 2 | Millwood | Ramirez | Wagner | Millar |
| 4/21/2003 | | 10 | Wey | 10 | SL | 7 | Carrasco | Weathers | Gryboski | Soriano |
| 4/22/2003 | | | PH | 8 | Bos | 7 | Johnson | Herges | Vargas | Lee |
| 4/22/2003 | | | AF | 10 | Uti | 5 | Ishii | Hernandez | | |
| 4/22/2003 | | | NY | 2 | Dow | 7 | Moyer | Clement | | Sexson |
| 4/22/2003 | | | Bra | 8 | LA | 2 | Trachsel | Haren | | Cabrera |
| 4/22/2003 | | | Ric | 1 | Ann | 6 | Williams | Maddux | | Edmonds |
| 4/22/2003 | | | Ten | 0 | BC | 6 | Halladay | Kinney | | Delgado |
| 4/22/2003 | | | WB | 5 | Sea | 2 | Kim | Percival | Leskanic | Lo Duca |
| 4/22/2003 | | | GC | 3 | WP | 5 | Waechter | Gonzalez | Mateo | Rolen |
| 4/22/2003 | | | Her | 2 | Win | 10 | Villone | Wakefield | | |
| 4/22/2003 | | | Wey | 10 | SL | 7 | Hudson | Kershner | | Ortiz |
| 4/23/2003 | | | Bos | 5 | Ann | 9 | Carter | Colon | | Thome |
| 4/23/2003 | | | NY | 2 | AF | 5 | Penny | Washburn | Ayala | Gonzalez,L |
| 4/23/2003 | | | Uti | 7 | PH | 4 | Wells | Radke | | Sheffield |
| 4/23/2003 | | | LA | 4 | Ric | 5 | Thomson | Morris | Baez | Lopez |
| 4/23/2003 | | | Dow | 1 | Bra | 7 | Buehrle | Franklin | Calero | Floyd |
| 4/23/2003 | | 10 | BC | 6 | WB | 5 | Heredia | Leskanic | | Guillen |
| 4/23/2003 | | | Sea | 4 | SL | 8 | Miller | Ohka | | Jones,C |
| 4/23/2003 | | | GC | 2 | Ten | 3 | Farnsworth | Lohse | Worrell | Flaherty |
| 4/23/2003 | | | Win | 9 | Wey | 6 | Schmidt | Fassero | Donnelly | Johnson |
| 4/24/2003 | | | Bos | 2 | Ann | 9 | Vazquez | Peavy | | Edmonds |
| 4/24/2003 | | | NY | 5 | AF | 3 | Shields | Perez | Isringhausen | Thomas |
| 4/24/2003 | | | Uti | 1 | PH | 7 | Williams | Bonderman | Gagne | Alou |
| 4/24/2003 | | | LA | 8 | Ric | 7 | Redding | Sheets | Rodriguez,F | Beltran |
| 4/24/2003 | | | Dow | 12 | Bra | 2 | King | Lowe | | Morris |
| 4/24/2003 | | 10 | BC | 3 | WB | 4 | Walker | Weber | | Ledee |
| 4/24/2003 | | | Sea | 0 | SL | 7 | Batista | Willis | | Lee |
| 4/24/2003 | | | GC | 4 | Ten | 5 | Mahay | Gordon | | Ginter |
| 4/24/2003 | | | Win | 4 | Wey | 3 | Padilla | Quantrill | Donnelly | Jenkins |
| 4/24/2003 | | | WP | 9 | Her | 3 | Rogers | Wolf | | Wells |
| 4/25/2003 | | | Bos | 4 | Ann | 3 | Bradford | Smoltz | | Pena |
| 4/25/2003 | | | NY | 1 | AF | 2 | Webb | Ponson | Rincon | Gonzalez,L |
| 4/25/2003 | | | Uti | 0 | PH | 1 | Seo | Traber | Kolb | Polanco |
| 4/25/2003 | | | LA | 4 | Ric | 8 | Garland | Davis | | Johnson |
| 4/25/2003 | | | Dow | 8 | Bra | 13 | Williamson | Sabathia | | Floyd |
| 4/25/2003 | | | BC | 1 | WB | 2 | Anderson | Telemaco | Rincon | Phelps |
| 4/25/2003 | | | Sea | 4 | SL | 5 | Redman | Graves | Weathers | Jones,C |
| 4/25/2003 | | | GC | 5 | Ten | 4 | Garcia | Sele | Gordon | Stewart |
| 4/25/2003 | | | Win | 2 | Wey | 4 | Timlin | Lilly | Looper | Ensberg |
| 4/25/2003 | | | WP | 6 | Her | 5 | Benitez | Urbina | Mateo | Rolen |
| 4/26/2003 | | | NY | 5 | AF | 8 | Wells | Hampton | Lidge | Williams |
| 4/26/2003 | | | LA | 10 | Ric | 12 | Suppan | Reynolds | Alvarez,W | Cameron |
| 4/26/2003 | | | BC | 1 | WB | 3 | Lawrence | Burba | Leskanic | Phelps |
| 4/26/2003 | | | Sea | 4 | SL | 7 | Zambrano | Perez | Weathers | Matheny |
| 4/26/2003 | | | GC | 3 | Ten | 1 | Schilling | Johnson | Gordon | Rodriguez |
| 4/26/2003 | | | Win | 8 | Wey | 3 | Ramirez | Kennedy | | Beltre |
| 4/26/2003 | | | WP | 7 | Her | 5 | Kline | Wendell | Mateo | Posada |
| 4/27/2003 | | | NY | 2 | Bos | 4 | Remlinger | Lopez | Soriano | Kielty |
| 4/27/2003 | | | PH | 7 | AF | 6 | Kolb | Lima | Veres | Ramirez |
| 4/27/2003 | | | LA | 6 | Uti | 3 | Haren | Stephenson | Rodriguez,F | Salmon |
| 4/27/2003 | | | Dow | 3 | Ann | 7 | Mussina | Moyer | | Edmonds |
| 4/27/2003 | | | Win | 2 | BC | 9 | Halladay | Villone | | Garciaparra |
| 4/27/2003 | | | WB | 10 | Ten | 12 | Witasick | Walker | | Spiezio |
| 4/27/2003 | | | GC | 1 | Sea | 4 | Nomo | Gonzalez | Percival | Rivas |
| 4/27/2003 | | | Wey | 10 | Her | 2 | Hudson | Millwood | | Ortiz |
| 4/27/2003 | | 13 | WP | 8 | SL | 5 | Vizcaino | Wheeler | | |
| 4/28/2003 | | | NY | 11 | Bos | 6 | Washburn | Colon | | Hafner |
| 4/28/2003 | | | PH | 9 | AF | 3 | Johnson | Penny | | Gerut |
| 4/28/2003 | | | LA | 3 | Uti | 2 | Morris | Duckworth | Rodriguez,F | Giambi |
| 4/28/2003 | | | Ric | 2 | Bra | 3 | Trachsel | Maddux | Calero | Encarnacion |
| 4/28/2003 | | | Dow | 10 | Ann | 4 | Franklin | Williams | | Ibanez |
| 4/28/2003 | | | Win | 1 | BC | 5 | Prior | Schmidt | | Kennedy |
| 4/28/2003 | | | WB | 2 | Ten | 3 | Burkett | Kim | Worrell | Spiezio |
| 4/28/2003 | | | GC | 3 | Sea | 4 | Borowski | Sosa | | Ichiro |
| 4/28/2003 | | | Wey | 8 | Her | 1 | Carrasco | Wakefield | Fassero | Ortiz |
| 4/28/2003 | | | WP | 9 | SL | 1 | Waechter | Miller | | Wells |
| 4/29/2003 | | | NY | 13 | Bos | 10 | Loaiza | Peavy | Brower | Pierzynski |
| 4/29/2003 | | | PH | 6 | AF | 9 | Harang | Radke | Lidge | Gonzalez,L |
| 4/29/2003 | | | LA | 2 | Uti | 5 | Franklin | Redding | Cormier | Catalanotto |
| 4/29/2003 | | | Ric | 6 | Bra | 2 | Thomson | Buehrle | Spooneybarger | Lopez |
| 4/29/2003 | | | Dow | 4 | Ann | 6 | Beck | Pineiro | Smoltz | Hidalgo |
| 4/29/2003 | | | Win | 7 | BC | 4 | Bauer | Marte | Donnelly | Payton |
| 4/29/2003 | | | WB | 2 | Ten | 3 | Rueter | May | Mahay | Olivo |
| 4/29/2003 | | 10 | GC | 2 | Sea | 4 | Percival | Sosa | | Sosa |
| 4/29/2003 | | | Wey | 7 | Her | 6 | Quantrill | Speier | Looper | Martinez |
| 4/29/2003 | | | WP | 6 | SL | 7 | Adams | Reyes | | Giles |
| 4/30/2003 | | | PH | 4 | AF | 2 | Williams | Webb | Gagne | Guiel |
| 4/30/2003 | | | Ric | 2 | Bra | 1 | Sheets | Lowe | Baez | Mueller |
| 4/30/2003 | | | Dow | 1 | Ann | 7 | Vazquez | Sabathia | | Hidalgo |
| 4/30/2003 | | | WB | 6 | Ten | 3 | Anderson | Sele | Leskanic | |
| 4/30/2003 | | 11 | GC | 8 | Sea | 5 | Sosa | Eyre | | Castillo |
| 4/30/2003 | | | Wey | 10 | Her | 3 | Leiter | Brown | | |
| 4/30/2003 | | | WP | 3 | SL | 2 | Pavano | Redman | Mateo | Rolen |
| 5/1/2003 | | | Bos | 5 | Uti | 7 | Hernandez | Bradford | Dickey | Catalanotto |
| 5/1/2003 | | | Bra | 6 | AF | 9 | Wells | Maroth | Lidge | Williams |
| 5/1/2003 | | | NY | 5 | PH | 3 | Ponson | Seo | Isringhausen | Batista |
| 5/1/2003 | | | Ann | 4 | LA | 3 | Lidle | Davis | Smoltz | Hillenbrand |
| 5/1/2003 | | | Dow | 2 | Ric | 4 | Garland | Escobar | Baez | Mueller |
| 5/1/2003 | | | Sea | 1 | BC | 4 | Telemaco | Perez | Marte | |
| 5/1/2003 | | | GC | 7 | WB | 2 | Schilling | Lawrence | | Rodriguez |
| 5/1/2003 | | | Her | 1 | Ten | 2 | Johnson | Oswalt | Worrell | Hunter |
| 5/1/2003 | | | SL | 8 | Win | 6 | Zambrano | Lilly | Weathers | Gonzalez |
| 5/1/2003 | | | WP | 5 | Wey | 4 | Kline | Looper | | Jimenez |
| 5/2/2003 | | | Bos | 2 | Uti | 1 | Zito | Wells | Soriano | Jordan |
| 5/2/2003 | | | Bra | 1 | AF | 10 | Ishii | Helling | | Giles |
| 5/2/2003 | | 11 | NY | 8 | PH | 9 | Gagne | Brower | | |
| 5/2/2003 | | | Ann | 4 | LA | 0 | Mussina | Reynolds | | Hillenbrand |
| 5/2/2003 | | | Dow | 7 | Ric | 4 | Moyer | Suppan | Shuey | Gonzalez |
| 5/2/2003 | | | Sea | 3 | BC | 5 | Nathan | Eyre | | Mondesi |
| 5/2/2003 | | | GC | 6 | WB | 10 | Chacon | Gonzalez | | Huff |
| 5/2/2003 | | 11 | Her | 3 | Ten | 6 | Farnsworth | Urbina | | Rodriguez |
| 5/2/2003 | | | SL | 6 | Win | 7 | Donnelly | Weathers | | Beltre |
| 5/2/2003 | | | WP | 2 | Wey | 3 | Hudson | Benitez | Looper | |
| 5/3/2003 | | | Bos | 6 | Uti | 2 | Colon | Bonderman | | Stynes |
| 5/3/2003 | | | Bra | 6 | AF | 2 | Trachsel | Penny | Williamson | |
| 5/3/2003 | | | NY | 6 | PH | 0 | Clement | Johnson | | |
| 5/3/2003 | | | Ann | 7 | LA | 4 | Williams | Haren | Smoltz | Edmonds |
| 5/3/2003 | | | Dow | 0 | Ric | 2 | Maddux | Franklin | Baez | Cruz |
| 5/3/2003 | | | Sea | 10 | BC | 4 | Ohka | Prior | | Matsui |
| 5/3/2003 | | | GC | 4 | WB | 6 | Kim | Lohse | Rincon | McMillon |
| 5/3/2003 | | | Her | 4 | Ten | 3 | de los Santos | Worrell | | Burnitz |
| 5/3/2003 | | 10 | SL | 4 | Win | 5 | Donnelly | Shouse | | LeCroy |
| 5/3/2003 | | | WP | 6 | Wey | 5 | Waechter | Fassero | Reyes | Buchanan |
| 5/4/2003 | | | Bos | 7 | Uti | 6 | Peavy | Franklin | Soriano | Jordan |
| 5/4/2003 | | | Dow | 4 | Ric | 5 | Spooneybarger | King | Baez | Monroe |
| 5/4/2003 | | | GC | 1 | WB | 4 | May | Pettitte | Rincon | Phelps |
| 5/4/2003 | | | SL | 5 | Win | 7 | Schmidt | Batista | Valverde | Everett |
| 5/4/2003 | | | WP | 1 | Wey | 2 | Cornejo | Rogers | Looper | Michaels |
| 5/5/2003 | | | Uti | 5 | NY | 8 | Washburn | Stephenson | Isringhausen | Pierzynski |
| 5/5/2003 | | | Ric | 12 | PH | 2 | Sheets | Radke | | Loretta |
| 5/5/2003 | | | Bra | 10 | Ann | 0 | Buehrle | Reed | | Floyd |
| 5/5/2003 | | | BC | 4 | GC | 2 | Sullivan | Gordon | Nathan | Rollins |
| 5/5/2003 | | | Wey | 12 | WB | 5 | Leiter | Anderson | | Soriano |
| 5/5/2003 | | | Win | 8 | WP | 9 | Fossum | Padilla | Reyes | Berroa |
| 5/6/2003 | | | AF | 5 | Bos | 3 | Perez | Ligtenberg | Lidge | Vazquez |
| 5/6/2003 | | | Uti | 0 | NY | 2 | Loaiza | Hernandez | Lopez | Furcal |
| 5/6/2003 | | | Ric | 2 | PH | 9 | Kolb | Garland | | Crede |
| 5/6/2003 | | | LA | 1 | Dow | 2 | Sabathia | Morris | Shuey | Sexson |
| 5/6/2003 | | | Bra | 3 | Ann | 4 | Vazquez | Lowe | Smoltz | Lowell |
| 5/6/2003 | | | BC | 5 | GC | 1 | Telemaco | Schilling | | Myers |
| 5/6/2003 | | | Wey | 6 | WB | 7 | Rhodes | Looper | | Phelps |
| 5/6/2003 | | | Ten | 2 | Sea | 0 | Johnson | Willis | | Olivo |
| 5/6/2003 | | | Win | 3 | WP | 7 | Clemens | Lilly | | Clemens |
| 5/6/2003 | | | Her | 3 | SL | 9 | Redman | Wolf | | Wilson,C |
| 5/7/2003 | | | AF | 2 | Bos | 8 | Zito | Webb | | |
| 5/7/2003 | | | Uti | 3 | NY | 2 | Dickey | Lopez | Cormier | Catalanotto |
| 5/7/2003 | | | Ric | 5 | PH | 4 | Villarreal | Seo | Baez | Johnson |
| 5/7/2003 | | 10 | LA | 8 | Dow | 6 | Rodriguez,F | Shuey | | Beltran |
| 5/7/2003 | | | Bra | 3 | Ann | 5 | Lidle | Maroth | Smoltz | Lowell |
| 5/7/2003 | | 14 | BC | 5 | GC | 4 | Weber | Pettitte | | Garciaparra |
| 5/7/2003 | | | Wey | 5 | WB | 1 | Hudson | Walker | | Pratt |
| 5/7/2003 | | | Ten | 7 | Sea | 5 | Kinney | Graves | Worrell | Randa |
| 5/7/2003 | | | Win | 3 | WP | 7 | Martinez | Ramirez | | Posada |
| 5/7/2003 | | | Her | 1 | SL | 0 | Brown | Ortiz | | Hall |
| 5/8/2003 | | | AF | 3 | Bos | 6 | Colon | Wells | Soriano | Pena |
| 5/8/2003 | | | Uti | 6 | NY | 3 | Wells | Hampton | Cormier | Helton |
| 5/8/2003 | | | LA | 3 | Dow | 2 | Davis | Franklin | Rodriguez,F | Norton |
| 5/8/2003 | | | Bra | 0 | Ann | 14 | Mussina | Trachsel | | Byrd |
| 5/8/2003 | | | BC | 5 | GC | 8 | Lohse | Halladay | | Conine |
| 5/8/2003 | | 10 | Ten | 7 | Sea | 8 | Percival | Witasick | | Matos |
| 5/8/2003 | | | Her | 2 | SL | 7 | Miller | Wendell | Kershner | Finley |
| 5/9/2003 | | | Uti | 7 | AF | 9 | Ayala | Mulholland | Lidge | Hinske |
| 5/9/2003 | | | Dow | 5 | NY | 3 | Pineiro | Lopez | Shuey | Winn |
| 5/9/2003 | | | LA | 1 | Bra | 7 | Buehrle | Reynolds | Williamson | Utley |
| 5/9/2003 | | | Ann | 1 | Ric | 6 | Maddux | Williams | | Loretta |
| 5/9/2003 | | | BC | 9 | Ten | 2 | Prior | Rueter | | Guillen |
| 5/9/2003 | | 10 | Sea | 5 | WB | 4 | Schoeneweis | Leskanic | Percival | Broussard |
| 5/9/2003 | | | WP | 7 | GC | 8 | Pettitte | Waechter | Sosa | Rodriguez |
| 5/9/2003 | | | Win | 6 | Her | 2 | Villone | Millwood | | Everett |
| 5/9/2003 | | | SL | 3 | Wey | 1 | Batista | Wood | Weathers | Gonzalez |
| 5/10/2003 | | | Bos | 6 | PH | 2 | Peavy | Eaton | Soriano | Jordan |
| 5/10/2003 | | | Uti | 4 | AF | 7 | Penny | Duckworth | Lidge | Giles |
| 5/10/2003 | | | Dow | 3 | NY | 4 | Washburn | Rodriguez | Isringhausen | Thomas |
| 5/10/2003 | | | LA | 3 | Bra | 4 | Calero | Haren | Cordero | Encarnacion |
| 5/10/2003 | | | Ann | 5 | Ric | 10 | Thomson | Reed | Alvarez,W | Sweeney |
| 5/10/2003 | | | BC | 7 | Ten | 5 | Sullivan | Sele | Nathan | Delgado |
| 5/10/2003 | | 10 | Sea | 4 | WB | 2 | Osuna | Rincon | | Matos |
| 5/10/2003 | | | WP | 2 | GC | 3 | Garcia | Rogers | Gordon | Stewart |
| 5/10/2003 | | | Win | 1 | Her | 2 | Wendell | Schmidt | Wagner | Blalock |
| 5/10/2003 | | | SL | 8 | Wey | 4 | Redman | Cornejo | | Tejada |
| 5/11/2003 | | | Bos | 2 | PH | 6 | Johnson | Colome | | Polanco |
| 5/11/2003 | | | Uti | 6 | AF | 9 | Reitsma | Franklin | Lidge | Schneider |
| 5/11/2003 | | | Dow | 8 | NY | 7 | Eischen | Isringhausen | Shuey | Alfonzo |
| 5/11/2003 | | | LA | 4 | Bra | 5 | Maroth | Morris | Calero | Cabrera |
| 5/11/2003 | | | Ann | 6 | Ric | 2 | Vazquez | Miceli | | Thome |
| 5/11/2003 | | | BC | 0 | Ten | 11 | Johnson | Burba | | Spiezio |
| 5/11/2003 | | | Sea | 3 | WB | 4 | Embree | Osuna | Leskanic | Phelps |
| 5/11/2003 | | | WP | 5 | GC | 8 | Schilling | Pavano | Martin | Stewart |
| 5/11/2003 | | | Win | 1 | Her | 4 | Wolf | Padilla | Wagner | Wolf |
| 5/11/2003 | | | SL | 5 | Wey | 3 | Zambrano | Leiter | Kershner | Wilson,C |
| 5/12/2003 | | | Bos | 7 | PH | 1 | Zito | Radke | | Valentin |
| 5/12/2003 | | | Uti | 7 | AF | 8 | Webb | Cormier | Lima | Williams |
| 5/12/2003 | | | LA | 2 | Bra | 7 | Helling | Redding | Calero | Floyd |
| 5/12/2003 | | | Ann | 1 | Ric | 5 | Garland | Lidle | | Phillips |
| 5/12/2003 | | | BC | 5 | Ten | 9 | Kinney | Affeldt | | Bradley |
| 5/12/2003 | | | Sea | 2 | WB | 1 | Westbrook | Anderson | Borowski | Matsui |
| 5/12/2003 | | | Win | 5 | Her | 6 | Tejera | Valverde | | Cairo |
| 5/12/2003 | | 13 | SL | 7 | Wey | 6 | Kershner | Looper | Shouse | Giles |
| 5/13/2003 | | | Ann | 3 | Bos | 5 | Colon | Mussina | Soriano | Ross |
| 5/13/2003 | | | AF | 3 | NY | 2 | Wells | Ponson | Lima | Galarraga |
| 5/13/2003 | | | PH | 7 | Uti | 3 | Williams | Hernandez | Gagne | Crede |
| 5/13/2003 | | | Ric | 4 | LA | 7 | Rodriguez,F | Alvarez,W | | Ramirez |
| 5/13/2003 | | | Bra | 10 | Dow | 3 | Trachsel | Moyer | | Bagwell |
| 5/13/2003 | | | SL | 6 | Sea | 5 | Wheeler | Percival | | Anderson |
| 5/13/2003 | | | Wey | 10 | Win | 5 | Gryboski | Ramirez | | Mora |
| 5/13/2003 | | | Her | 10 | WP | 1 | Oswalt | Clemens | | Clayton |
| 5/14/2003 | | | Ann | 1 | Bos | 3 | Remlinger | Williams | Soriano | Jordan |
| 5/14/2003 | | | AF | 12 | NY | 2 | Ishii | Dessens | Harang | Gonzalez,L |
| 5/14/2003 | | | PH | 12 | Uti | 5 | Seo | Stephenson | | Kendall |
| 5/14/2003 | | | Ric | 2 | LA | 5 | Reynolds | Maddux | Hawkins | Giambi |
| 5/14/2003 | | | Bra | 10 | Dow | 3 | Buehrle | Hasegawa | | Diaz |
| 5/14/2003 | | | WB | 1 | BC | 7 | Halladay | Chacon | | Delgado |
| 5/14/2003 | | 10 | SL | 1 | Sea | 2 | Levine | Weathers | | Ichiro |
| 5/14/2003 | | | Ten | 10 | GC | 5 | Burkett | Gonzalez | | Rodriguez |
| 5/14/2003 | | | Wey | 5 | Win | 4 | Cornejo | Villone | Quantrill | Aurilia |
| 5/14/2003 | | | Her | 0 | WP | 1 | Martinez | Tejera | Mateo | Berroa |
| 5/15/2003 | | | Ann | 12 | Bos | 7 | Reed | Colome | | Hillenbrand |
| 5/15/2003 | | | AF | 1 | NY | 3 | Lopez | Rincon | Isringhausen | Ordonez |
| 5/15/2003 | | | PH | 7 | Uti | 6 | Vargas | Fox | Gagne | McLemore |
| 5/15/2003 | | | Ric | 1 | LA | 3 | Haren | Thomson | Rodriguez,F | Giambi |
| 5/15/2003 | | | Bra | 1 | Dow | 5 | Pineiro | Lowe | | Ibanez |
| 5/15/2003 | | | WB | 11 | BC | 6 | Rhodes | Prior | Leskanic | Crawford |
| 5/15/2003 | | | SL | 8 | Sea | 6 | Redman | Willis | | Matheny |
| 5/15/2003 | | | Ten | 2 | GC | 4 | Lohse | Rueter | Gordon | Woodward |
| 5/15/2003 | | | Wey | 3 | Win | 5 | Schmidt | Leiter | Donnelly | Varitek |
| 5/15/2003 | | | Her | 0 | WP | 8 | Fogg | Wakefield | | Berroa |
| 5/16/2003 | | | AF | 2 | NY | 8 | Washburn | Perez | | Thomas |
| 5/16/2003 | | | PH | 6 | Uti | 5 | Johnson | Franklin | Gagne | Lee |
| 5/16/2003 | | | Ric | 3 | LA | 2 | Spooneybarger | Riske | Baez | Cameron |
| 5/16/2003 | | | Bra | 0 | Dow | 1 | Shuey | Lopez | | Wilson |
| 5/16/2003 | | 12 | WB | 2 | BC | 3 | Nathan | Rincon | | Myers |
| 5/16/2003 | | | Ten | 0 | GC | 7 | Pettitte | Johnson | | |
| 5/16/2003 | | | Wey | 1 | Win | 11 | Padilla | Kennedy | | Varitek |
| 5/16/2003 | | 13 | Her | 4 | WP | 5 | Benitez | de los Santos | | DaVanon |
| 5/17/2003 | | | Dow | 1 | Bos | 2 | Zito | Escobar | Herges | Jones,A |
| 5/17/2003 | | | Bra | 5 | Uti | 6 | Mulholland | Williamson | | |
| 5/17/2003 | | | Ann | 4 | PH | 5 | Radke | Vazquez | Vargas | Ramirez |
| 5/17/2003 | | | LA | 0 | NY | 3 | Loaiza | Redding | | Baldelli |
| 5/17/2003 | | 19 | Her | 7 | BC | 6 | de los Santos | Prior | Speier | Blalock |
| 5/17/2003 | | 11 | SL | 5 | WB | 4 | Cressend | Hernandez | Weathers | |
| 5/17/2003 | | | WP | 7 | Sea | 4 | Pavano | Perez | Mateo | Berroa |
| 5/18/2003 | | | Dow | 2 | Bos | 4 | Colon | Moyer | Soriano | Pujols |
| 5/18/2003 | | | Ric | 5 | AF | 2 | Alvarez,W | Webb | | Johnson |
| 5/18/2003 | | | Bra | 4 | Uti | 10 | Hernandez | Trachsel | | Kotsay |
| 5/18/2003 | | | Ann | 1 | PH | 2 | Simontacchi | Lidle | Veres | Crede |
| 5/18/2003 | | | LA | 4 | NY | 7 | Shields | Dotel | | Baldelli |
| 5/18/2003 | | | Her | 1 | BC | 4 | Affeldt | Oswalt | | Guillen |
| 5/18/2003 | | | SL | 5 | WB | 2 | Miller | Anderson | Adams | Vidro |
| 5/18/2003 | | | WP | 2 | Sea | 1 | Clemens | Westbrook | Mateo | Rolen |
| 5/18/2003 | | | Win | 8 | GC | 4 | Lilly | Garcia | Mota | Abreu |
| 5/18/2003 | | | Wey | 1 | Ten | 3 | Worrell | Looper | | Randa |
| 5/19/2003 | | | Dow | 10 | Bos | 5 | Franklin | Peavy | Shuey | Sexson |
| 5/19/2003 | | | Ric | 6 | AF | 5 | Maddux | Rincon | Villarreal | Phillips |
| 5/19/2003 | | 12 | Bra | 6 | Uti | 5 | Cordero | Mulholland | | Teixeira |
| 5/19/2003 | | | Ann | 1 | PH | 5 | Seo | Mussina | | Polanco |
| 5/19/2003 | | | LA | 4 | NY | 1 | Reynolds | Lopez | Rodriguez,F | Beltran |
| 5/19/2003 | | | Her | 4 | BC | 5 | Halladay | Millwood | Weber | |
| 5/19/2003 | | | SL | 6 | WB | 0 | Wheeler | Chacon | | Santiago |
| 5/19/2003 | | | WP | 3 | Sea | 4 | Percival | Benitez | | Broussard |
| 5/19/2003 | | | Win | 4 | GC | 1 | Ramirez | Schilling | Donnelly | Abreu |
| 5/19/2003 | | | Wey | 6 | Ten | 1 | Wood | Burkett | Looper | Ortiz |
| 5/20/2003 | | | Dow | 4 | Bos | 2 | Pineiro | Meche | Shuey | Ibanez |
| 5/20/2003 | | 16 | Ric | 4 | AF | 6 | Harang | Davis | | Bonds |
| 5/20/2003 | | | Bra | 5 | Uti | 4 | Lowe | Stephenson | Lopez | Crisp |
| 5/20/2003 | | | LA | 12 | NY | 2 | Haren | Estes | | Greene |
| 5/20/2003 | | | Win | 1 | GC | 2 | Martin | Donnelly | | Helms |
| 5/20/2003 | | | Wey | 5 | Ten | 6 | Worrell | Timlin | | Spiezio |
| 5/21/2003 | | | Bos | 1 | LA | 6 | Morris | Beckett | | Salmon |
| 5/21/2003 | | | AF | 7 | Ann | 5 | Penny | Carter | Lima | Galarraga |
| 5/21/2003 | | | Uti | 5 | Ric | 13 | Sheets | Duckworth | | Phillips |
| 5/21/2003 | | | PH | 6 | Dow | 7 | Shuey | Vargas | | Ibanez |
| 5/21/2003 | | | NY | 8 | Bra | 6 | Washburn | Maroth | Isringhausen | Batista |
| 5/21/2003 | | | BC | 8 | Wey | 1 | Prior | Leiter | | Mondesi |
| 5/21/2003 | | | WB | 4 | WP | 3 | Embree | Mateo | Leskanic | Phelps |
| 5/21/2003 | | | Sea | 4 | Win | 3 | Ohka | Schmidt | Percival | Ichiro |
| 5/21/2003 | | | GC | 3 | Her | 5 | Wakefield | Lohse | | Millar |
| 5/21/2003 | | | Ten | 5 | SL | 10 | Redman | Johnson | Weathers | Anderson |
| 5/22/2003 | | | Bos | 5 | LA | 2 | Zito | Redding | Soriano | Johnson |
| 5/22/2003 | | | AF | 8 | Ann | 1 | Perez | Reed | | Pierre |
| 5/22/2003 | | | Uti | 5 | Ric | 12 | Alvarez,W | Dickey | | Mueller |
| 5/22/2003 | | | PH | 11 | Dow | 2 | Johnson | Escobar | | Polanco |
| 5/22/2003 | | | NY | 12 | Bra | 9 | Brower | Lopez | | Boone |
| 5/22/2003 | | | BC | 2 | Wey | 0 | Mulder | Kennedy | Marte | Perez |
| 5/22/2003 | | | WB | 10 | WP | 9 | Wright | Vizcaino | Leskanic | Lo Duca |
| 5/22/2003 | | | Sea | 5 | Win | 6 | Valverde | Percival | Donnelly | Halter |
| 5/22/2003 | | | GC | 2 | Her | 5 | Wolf | Pettitte | Wagner | Hansen |
| 5/22/2003 | | | Ten | 4 | SL | 5 | Ortiz | Mahay | Weathers | Finley |
| 5/23/2003 | | | Bos | 6 | LA | 4 | Colon | Tomko | Soriano | Valentin |
| 5/23/2003 | | | AF | 0 | Ann | 1 | Vazquez | Webb | | Byrd |
| 5/23/2003 | | | Uti | 5 | Ric | 2 | Wells | Suppan | Fox | Walker |
| 5/23/2003 | | | PH | 9 | Dow | 0 | Radke | Moyer | | Uribe |
| 5/23/2003 | | | NY | 5 | Bra | 3 | Hampton | Trachsel | Isringhausen | |
| 5/23/2003 | | | BC | 1 | Wey | 6 | Hudson | Hermanson | | Pratt |
| 5/23/2003 | | | WB | 2 | WP | 3 | Pavano | May | Reyes | Mientkiewicz |
| 5/23/2003 | | | Sea | 7 | Win | 5 | Perez | Lilly | | Ausmus |
| 5/23/2003 | | | GC | 3 | Her | 2 | Garcia | Brown | Gordon | Castilla |
| 5/23/2003 | | | Ten | 5 | SL | 6 | Adams | Worrell | Kershner | Vidro |
| 5/24/2003 | | | Bos | 5 | LA | 3 | Remlinger | Rodriguez,F | Soriano | Jones,A |
| 5/24/2003 | | | AF | 5 | Ann | 1 | Wells | Lidle | | Galarraga |
| 5/24/2003 | | | Uti | 4 | Ric | 5 | Maddux | Franklin | Garland | Sweeney |
| 5/24/2003 | | | Sea | 3 | Win | 4 | Ramirez | Westbrook | Walker | LeCroy |
| 5/24/2003 | | | GC | 10 | Her | 2 | Schilling | Oswalt | | Stewart |
| 5/25/2003 | | | Bra | 4 | Bos | 8 | Meche | Buehrle | | Jones,A |
| 5/25/2003 | | | Dow | 13 | AF | 3 | Franklin | Ishii | | Sexson |
| 5/25/2003 | | | Ann | 3 | Uti | 4 | Cormier | Smoltz | | Osik |
| 5/25/2003 | | | Ric | 2 | NY | 3 | Lopez | Thomson | Isringhausen | Pierzynski |
| 5/25/2003 | | | Win | 3 | WB | 8 | Anderson | Villone | | Huff |
| 5/25/2003 | | | Wey | 9 | GC | 1 | Wood | Gonzalez | | Hernandez |
| 5/25/2003 | | | WP | 5 | Ten | 6 | Farnsworth | Clemens | Worrell | Flaherty |
| 5/26/2003 | | | Bra | 2 | Bos | 1 | Lowe | Beckett | Cordero | Stinnett |
| 5/26/2003 | | | Dow | 0 | AF | 2 | Penny | Pineiro | | Galarraga |
| 5/26/2003 | | | Ann | 4 | Uti | 6 | Traber | Beck | | Sheffield |
| 5/26/2003 | | | LA | 11 | PH | 2 | Haren | Williams | | Ramirez |
| 5/26/2003 | | | Ric | 11 | NY | 7 | Spooneybarger | Brower | | Dunn |
| 5/26/2003 | | | SL | 5 | BC | 6 | Sullivan | Weathers | | Delgado |
| 5/26/2003 | | | Win | 6 | WB | 3 | Schmidt | Chacon | Bauer | Varitek |
| 5/26/2003 | | | Her | 2 | Sea | 1 | Millwood | Nomo | Wagner | Cairo |
| 5/26/2003 | | | Wey | 3 | GC | 5 | Tavarez | Cornejo | Sosa | Helms |
| 5/26/2003 | | | WP | 8 | Ten | 1 | Martinez | Johnson | | Berroa |
| 5/27/2003 | | | Bra | 3 | Bos | 7 | Zito | Maroth | | Durazo |
| 5/27/2003 | | | Dow | 3 | AF | 4 | Lima | King | Lidge | Schneider |
| 5/27/2003 | | | Ann | 8 | Uti | 2 | Reed | Stephenson | | Hillenbrand |
| 5/27/2003 | | | LA | 4 | PH | 7 | Kolb | Morris | Gagne | Lee |
| 5/27/2003 | | | Ric | 7 | NY | 4 | Garland | Clement | Baez | Lopez |
| 5/27/2003 | | | SL | 3 | BC | 8 | Halladay | Redman | Nathan | Podsednik |
| 5/27/2003 | | | Win | 4 | WB | 1 | Padilla | Lawrence | Valverde | |
| 5/27/2003 | | | Her | 7 | Sea | 0 | Wakefield | Ohka | | Bautista |
| 5/27/2003 | | | Wey | 5 | GC | 4 | Leiter | Pettitte | Looper | Hernandez |
| 5/27/2003 | | | WP | 3 | Ten | 0 | Fogg | Kinney | Mateo | Wells |
| 5/28/2003 | | | Bra | 3 | Bos | 4 | Colon | Trachsel | Soriano | Johnson |
| 5/28/2003 | | | Dow | 2 | AF | 5 | Webb | Moyer | Lidge | Nevin |
| 5/28/2003 | | | Ann | 9 | Uti | 1 | Vazquez | Wells | | Hidalgo |
| 5/28/2003 | | 10 | LA | 4 | PH | 5 | Gagne | Rodriguez,F | | Polanco |
| 5/28/2003 | | | Ric | 1 | NY | 8 | Loaiza | Suppan | | Batista |
| 5/28/2003 | | | SL | 6 | BC | 1 | Ortiz | Prior | Cressend | Giles |
| 5/28/2003 | | | Win | 5 | WB | 3 | Lilly | Kim | Mota | Walker |
| 5/28/2003 | | | Her | 5 | Sea | 1 | Wolf | Willis | Wendell | Bautista |
| 5/28/2003 | | | Wey | 5 | GC | 0 | Hudson | Garcia | | Soriano |
| 5/28/2003 | | | WP | 2 | Ten | 4 | Burkett | Rogers | Worrell | Olivo |
| 5/29/2003 | | | Bos | 2 | Ric | 10 | Maddux | Peavy | Alvarez,W | Phillips |
| 5/29/2003 | | | AF | 11 | LA | 6 | Wells | Tomko | Ayala | Vazquez |
| 5/29/2003 | | | Uti | 4 | Dow | 12 | King | Franklin | | Wilson |
| 5/29/2003 | | | BC | 2 | WP | 7 | Pavano | Mulder | | Buchanan |
| 5/29/2003 | | | WB | 4 | Her | 0 | May | Brown | | Huff |
| 5/29/2003 | | | Sea | 9 | Wey | 4 | Osuna | Wood | | Reyes |
| 5/29/2003 | | | GC | 6 | SL | 1 | Schilling | Miller | | Castillo |
| 5/29/2003 | | | Ten | 7 | Win | 9 | Bauer | Mahay | Donnelly | Payton |
| 5/30/2003 | | | Bos | 1 | Ric | 6 | Thomson | Meche | | Phillips |
| 5/30/2003 | | | AF | 5 | LA | 6 | Rodriguez,F | Rincon | | Beltran |
| 5/30/2003 | | | Uti | 0 | Dow | 6 | Pineiro | Hernandez | | Lieberthal |
| 5/30/2003 | | | PH | 11 | Bra | 2 | Johnson | Buehrle | Kolb | Polanco |
| 5/30/2003 | | | NY | 10 | Ann | 1 | Washburn | Lidle | | Fick |
| 5/30/2003 | | | BC | 9 | WP | 4 | Hermanson | Clemens | Nathan | Mondesi |
| 5/30/2003 | | 12 | WB | 3 | Her | 2 | Leskanic | Urbina | | Sanders |
| 5/30/2003 | | | Sea | 2 | Wey | 3 | Timlin | Schoeneweis | | Hernandez |
| 5/30/2003 | | | GC | 7 | SL | 2 | Gonzalez | Batista | | Rodriguez |
| 5/30/2003 | | | Ten | 5 | Win | 13 | Villone | Sele | | Villone |
| 5/31/2003 | | | Bos | 5 | Ric | 1 | Beckett | Sheets | | Kielty |
| 5/31/2003 | | | AF | 0 | LA | 10 | Haren | Penny | | Beltran |
| 5/31/2003 | | | Uti | 4 | Dow | 7 | Hasegawa | Traber | Koplove | Wilson |
| 5/31/2003 | | | PH | 6 | Bra | 5 | Radke | Lowe | Gagne | Ramirez |
| 5/31/2003 | | | NY | 1 | Ann | 4 | Mussina | Hampton | | Byrd |
| 5/31/2003 | | | BC | 5 | WP | 4 | Weber | Martinez | Nathan | Delgado |
| 5/31/2003 | | | WB | 6 | Her | 4 | Chacon | Millwood | Leskanic | Grudzielanek |
| 5/31/2003 | | | Sea | 1 | Wey | 3 | Leiter | Nomo | Quantrill | Hernandez |
| 5/31/2003 | | | GC | 4 | SL | 0 | Lohse | Redman | | Castillo |
| 5/31/2003 | | | Ten | 3 | Win | 15 | Schmidt | Witasick | | Abreu |
| 6/1/2003 | | | Bos | 8 | Ric | 6 | Zito | Garland | Soriano | Valentin |
| 6/1/2003 | | | AF | 3 | LA | 2 | Perez | Morris | Lidge | Bonds |
| 6/1/2003 | | | PH | 5 | Bra | 2 | Williams | Maroth | Gagne | Uribe |
| 6/1/2003 | | | NY | 5 | Ann | 8 | Williams | Lopez | | Thome |
| 6/1/2003 | | | BC | 6 | WP | 3 | Halladay | Fogg | Marte | Mondesi |
| 6/1/2003 | | 11 | WB | 2 | Her | 3 | Urbina | Hernandez | | Hansen |
| 6/1/2003 | | | Ten | 3 | Win | 4 | Padilla | Kinney | Donnelly | Jenkins |
| 6/2/2003 | | | Bos | 8 | Dow | 7 | Bradford | King | Soriano | Jordan |
| 6/2/2003 | | | AF | 7 | Ric | 4 | Webb | Suppan | Lidge | Vazquez |
| 6/2/2003 | | | Uti | 1 | Bra | 10 | Trachsel | Duckworth | | Stinnett |
| 6/2/2003 | | | PH | 3 | Ann | 4 | Rivera,M | Seo | Beck | Edmonds |
| 6/2/2003 | | | NY | 7 | LA | 5 | Clement | Riske | Isringhausen | Batista |
| 6/2/2003 | | | BC | 5 | Her | 1 | Prior | Wendell | | Bigbie |
| 6/2/2003 | | | WB | 2 | SL | 1 | Kim | Ortiz | Rhodes | Ledee |
| 6/2/2003 | | | Sea | 10 | WP | 11 | Fossum | Ohka | | Rolen |
| 6/2/2003 | | | GC | 5 | Win | 9 | Lilly | Pettitte | Donnelly | Johnson |
| 6/2/2003 | | | Ten | 3 | Wey | 10 | Hudson | Burkett | | Pratt |
| 6/3/2003 | | | Bos | 2 | Dow | 10 | Franklin | Peavy | | Ibanez |
| 6/3/2003 | | 11 | AF | 6 | Ric | 5 | Lima | Baez | | Pierre |
| 6/3/2003 | | | Uti | 4 | Bra | 8 | Buehrle | Bonderman | | Bagwell |
| 6/3/2003 | | | PH | 6 | Ann | 3 | Eaton | Vazquez | Gagne | Lee |
| 6/3/2003 | | | NY | 10 | LA | 2 | Loaiza | Tomko | | Ordonez |
| 6/3/2003 | | | BC | 2 | Her | 3 | Tejera | Marte | | Hall |
| 6/3/2003 | | | WB | 4 | SL | 7 | Miller | May | Weathers | Vidro |
| 6/3/2003 | | 10 | Sea | 5 | WP | 4 | Borowski | Mateo | | Reyes |
| 6/3/2003 | | | GC | 9 | Win | 10 | Bauer | Garcia | Donnelly | Abreu |
| 6/3/2003 | | | Ten | 2 | Wey | 4 | Wood | Rueter | Looper | Hernandez |
| 6/4/2003 | | | Bos | 2 | Dow | 8 | Pineiro | Meche | | Berkman |
| 6/4/2003 | | | AF | 3 | Ric | 8 | Thomson | Ishii | | Lopez |
| 6/4/2003 | | 10 | Uti | 6 | Bra | 5 | Hernandez | Calero | | Osik |
| 6/4/2003 | | | PH | 6 | Ann | 1 | Johnson | Lidle | | Polanco |
| 6/4/2003 | | | NY | 12 | LA | 5 | Lopez | Riske | | Ordonez |
| 6/4/2003 | | | BC | 8 | Her | 5 | Heredia | de los Santos | Marte | Delgado |
| 6/4/2003 | | | WB | 8 | SL | 2 | Anderson | Batista | | Crawford |
| 6/4/2003 | | | Sea | 5 | WP | 1 | Perez | Clemens | | Sosa |
| 6/4/2003 | | | GC | 5 | Win | 8 | Villone | Schilling | | Varitek |
| 6/4/2003 | | | Ten | 12 | Wey | 9 | Sele | Cornejo | | Ginter |
| 6/5/2003 | | | LA | 6 | Bos | 8 | Herges | Haren | Soriano | Johnson |
| 6/5/2003 | | | Ann | 13 | AF | 0 | Mussina | Penny | | Byrd |
| 6/5/2003 | | | Ric | 9 | Uti | 4 | Sheets | Stephenson | | Cruz |
| 6/5/2003 | | | Dow | 15 | PH | 4 | Sabathia | Radke | Koplove | Lieberthal |
| 6/5/2003 | | 10 | Bra | 6 | NY | 7 | Linebrink | Cordero | | Sierra |
| 6/5/2003 | | | Wey | 8 | BC | 10 | Weber | Carrasco | Marte | Mondesi |
| 6/5/2003 | | | WP | 3 | WB | 0 | Martinez | Chacon | | Lawton |
| 6/5/2003 | | 16 | Win | 6 | Sea | 2 | Bauer | Cook | | |
| 6/5/2003 | | | Her | 6 | GC | 7 | Gonzalez | Millwood | Gordon | Stewart |
| 6/5/2003 | | | SL | 8 | Ten | 7 | Redman | Witasick | Weathers | Munson |
| 6/6/2003 | | 11 | LA | 3 | Bos | 2 | Dotel | Herges | | |
| 6/6/2003 | | | Ann | 2 | AF | 3 | Perez | Williams | Lidge | Giles |
| 6/6/2003 | | | Ric | 3 | Uti | 8 | Wells | Garland | | Sheffield |
| 6/6/2003 | | | Dow | 3 | PH | 1 | Escobar | Williams | Shuey | Lieberthal |
| 6/6/2003 | | | Bra | 2 | NY | 5 | Ponson | Helling | Isringhausen | Furcal |
| 6/6/2003 | | | Wey | 4 | BC | 7 | Halladay | Kennedy | Nathan | Bigbie |
| 6/6/2003 | | | WP | 4 | WB | 2 | Fogg | Zambrano | Mateo | Ojeda |
| 6/6/2003 | | | Win | 3 | Sea | 7 | Nomo | Padilla | | Matsui |
| 6/6/2003 | | | Her | 3 | GC | 5 | Lohse | Wakefield | Sosa | Hernandez |
| 6/6/2003 | | | SL | 5 | Ten | 6 | Mahay | Adams | Worrell | Burrell |
| 6/7/2003 | | | LA | 1 | Bos | 8 | Colon | Redding | | Kielty |
| 6/7/2003 | | 10 | Ann | 3 | AF | 4 | Lidge | Foulke | | Gonzalez,L |
| 6/7/2003 | | | Ric | 2 | Uti | 1 | Suppan | Hernandez | Spooneybarger | Cruz |
| 6/7/2003 | | | Dow | 4 | PH | 0 | Moyer | Seo | | Berkman |
| 6/7/2003 | | | Bra | 1 | NY | 3 | Clement | Trachsel | Isringhausen | Boone |
| 6/7/2003 | | | Wey | 3 | BC | 11 | Prior | Hudson | | Mondesi |
| 6/7/2003 | | 12 | WP | 1 | WB | 2 | Rincon | Kline | | Spivey |
| 6/7/2003 | | | Win | 0 | Sea | 2 | Ohka | Lilly | Tucker | Ohka |
| 6/7/2003 | | | Her | 1 | GC | 4 | Pettitte | Wolf | Tavarez | Castillo |
| 6/7/2003 | | | SL | 2 | Ten | 5 | Burkett | Ortiz | Worrell | |
| 6/8/2003 | | | Bos | 4 | Bra | 2 | Peavy | Buehrle | Remlinger | Jordan |
| 6/8/2003 | | | AF | 8 | Dow | 4 | Wells | Franklin | Ayala | Giles |
| 6/8/2003 | | | Uti | 2 | Ann | 5 | Vazquez | Dickey | Smoltz | Snow |
| 6/8/2003 | | | PH | 7 | LA | 5 | Eaton | Tomko | Gagne | Ramirez |
| 6/8/2003 | | | NY | 1 | Ric | 6 | Maddux | Loaiza | | Mueller |
| 6/8/2003 | | | BC | 7 | SL | 4 | Telemaco | Miller | | Burroughs |
| 6/8/2003 | | | WB | 5 | Win | 0 | May | Ramirez | | Huff |
| 6/8/2003 | | | Sea | 4 | Her | 2 | Willis | Wagner | Borowski | Matsui |
| 6/8/2003 | | | GC | 6 | Wey | 3 | Garcia | Wood | Martin | Rodriguez |
| 6/8/2003 | | | Ten | 7 | WP | 5 | Rueter | Benitez | Mahay | Rodriguez |
| 6/9/2003 | | | Bos | 1 | Bra | 8 | Lowe | Meche | | Stinnett |
| 6/9/2003 | | | AF | 6 | Dow | 7 | Shuey | Lima | | Sexson |
| 6/9/2003 | | | Uti | 2 | Ann | 7 | Lidle | Bonderman | Smoltz | Byrd |
| 6/9/2003 | | 10 | PH | 5 | LA | 6 | Ryan | Veres | | Mench |
| 6/9/2003 | | 10 | NY | 5 | Ric | 6 | Miceli | Lopez | | |
| 6/9/2003 | | 10 | BC | 8 | SL | 7 | Marte | Weathers | | Myers |
| 6/9/2003 | | | WB | 3 | Win | 11 | Villone | Anderson | | Cordero,W |
| 6/9/2003 | | | Sea | 4 | Her | 0 | Perez | Oswalt | Borowski | Sosa |
| 6/9/2003 | | | GC | 6 | Wey | 0 | Schilling | Cornejo | | Rodriguez |
| 6/9/2003 | | | Ten | 2 | WP | 1 | Sele | Clemens | Worrell | Spiezio |
| 6/10/2003 | | | Bos | 5 | Bra | 7 | Williamson | Herges | Cordero | Bagwell |
| 6/10/2003 | | | AF | 9 | Dow | 10 | Hasegawa | Rincon | Shuey | Berkman |
| 6/10/2003 | | | Uti | 4 | Ann | 8 | Mussina | Franklin | | Byrd |
| 6/10/2003 | | | PH | 3 | LA | 11 | Haren | Radke | | Giambi |
| 6/10/2003 | | | NY | 3 | Ric | 9 | Sheets | Hampton | | Loretta |
| 6/10/2003 | | | BC | 0 | SL | 6 | Redman | Affeldt | | Matheny |
| 6/10/2003 | | | WB | 0 | Win | 4 | Schmidt | Chacon | | LeCroy |
| 6/10/2003 | | | Sea | 3 | Her | 6 | Millwood | Westbrook | Wagner | Chavez |
| 6/10/2003 | | | GC | 8 | Wey | 3 | Gonzalez | Leiter | | Helms |
| 6/10/2003 | | | Ten | 1 | WP | 3 | Martinez | Boyd | Kline | Cedeno |
| 6/11/2003 | | | Ric | 13 | Bos | 2 | Jimenez | Zito | | Lopez |
| 6/11/2003 | | | LA | 3 | AF | 5 | Perez | Morris | Lidge | Galarraga |
| 6/11/2003 | | | Dow | 2 | Uti | 1 | Escobar | Wells | | Wilson |
| 6/11/2003 | | | Bra | 3 | PH | 1 | Helling | Williams | Guardado | Jones |
| 6/11/2003 | | | Ann | 2 | NY | 4 | Ponson | Beck | Isringhausen | Thomas |
| 6/11/2003 | | | WP | 1 | BC | 4 | Halladay | Fogg | Marte | Bigbie |
| 6/11/2003 | | | Her | 4 | WB | 1 | de los Santos | Rhodes | Phelps | Nunez |
| 6/11/2003 | | | Wey | 3 | Sea | 12 | Nomo | Kennedy | | Rivas |
| 6/11/2003 | | | SL | 11 | GC | 5 | Zambrano | Lohse | | Giles |
| 6/11/2003 | | | Win | 3 | Ten | 1 | Padilla | Johnson | Donnelly | Walker |
| 6/12/2003 | | 11 | Ric | 9 | Bos | 8 | Baez | Soriano | Villarreal | Lopez |
| 6/12/2003 | | | LA | 5 | AF | 8 | Lidge | Rodriguez,F | | Drew |
| 6/12/2003 | | 11 | Dow | 9 | Uti | 10 | Cormier | Shuey | | Durham |
| 6/12/2003 | | 12 | Bra | 2 | PH | 1 | Lopez | Simontacchi | Calero | Teixeira |
| 6/12/2003 | | | Ann | 5 | NY | 3 | Reed | Clement | Beck | Edmonds |
| 6/12/2003 | | | WP | 4 | BC | 3 | Rogers | Prior | Mateo | Wells |
| 6/12/2003 | | | Her | 1 | WB | 3 | Kim | Wolf | | Kim |
| 6/12/2003 | | | Wey | 0 | Sea | 8 | Ohka | Hudson | | Rivas |
| 6/12/2003 | | | SL | 11 | GC | 5 | Ortiz | Pettitte | | Giles |
| 6/12/2003 | | | Win | 3 | Ten | 5 | Kinney | Lilly | Marquis | Rodriguez |
| 6/13/2003 | | | Ric | 6 | Bos | 7 | Ligtenberg | Villarreal | | Stynes |
| 6/13/2003 | | | LA | 2 | AF | 6 | Wells | Tomko | | Vazquez |
| 6/13/2003 | | | Dow | 3 | Uti | 4 | Stephenson | Franklin | Cormier | Catalanotto |
| 6/13/2003 | | | Bra | 2 | PH | 3 | Kolb | Lopez | | Ramirez |
| 6/13/2003 | | | Ann | 6 | NY | 5 | Ramirez | Loaiza | Smoltz | Hidalgo |
| 6/13/2003 | | | WP | 5 | BC | 8 | Sullivan | Kline | Nathan | Myers |
| 6/13/2003 | | | Her | 2 | WB | 3 | May | Brown | Leskanic | Lo Duca |
| 6/13/2003 | | | Wey | 2 | Sea | 5 | Willis | Wood | | Vander Wal |
| 6/13/2003 | | | SL | 3 | GC | 1 | Miller | Garcia | Adams | Vidro |
| 6/13/2003 | | | Win | 4 | Ten | 2 | Ramirez | Burkett | Donnelly | Gonzalez |
| 6/14/2003 | | | Ten | 4 | Uti | 0 | Rueter | Hernandez | | Burrell |
| 6/14/2003 | | | Sea | 0 | PH | 4 | Johnson | Perez | Gagne | |
| 6/14/2003 | | | Wey | 1 | Bra | 6 | Lowe | Cornejo | | Teixeira |
| 6/14/2003 | | | SL | 0 | Ric | 2 | Thomson | Batista | Alvarez,W | Cameron |
| 6/15/2003 | | 10 | GC | 4 | Bos | 6 | Bradford | Tavarez | | Pujols |
| 6/15/2003 | | | WB | 9 | AF | 10 | Ishii | Anderson | Ayala | Giles |
| 6/15/2003 | | | Ten | 3 | Uti | 2 | Farnsworth | Cormier | | Bradley |
| 6/15/2003 | | 10 | Sea | 5 | PH | 6 | Stanford | Borowski | | McEwing |
| 6/15/2003 | | | BC | 4 | NY | 7 | Washburn | Redding | Isringhausen | Boone |
| 6/15/2003 | | | Her | 1 | LA | 3 | Reynolds | Phelps | Riske | Renteria |
| 6/15/2003 | | | Wey | 2 | Bra | 3 | Cordero | Fassero | | Cabrera |
| 6/15/2003 | | | WP | 5 | Ann | 4 | Clemens | Ramirez | Mateo | Young |
| 6/15/2003 | | | Win | 0 | Dow | 5 | Pineiro | Villone | King | Redman |
| 6/15/2003 | | | SL | 4 | Ric | 7 | Sheets | Redman | | Byrnes |
| 6/16/2003 | | | GC | 1 | Bos | 9 | Zito | Gonzalez | | Pena |
| 6/16/2003 | | | WB | 6 | AF | 3 | Chacon | Penny | Leskanic | Ledee |
| 6/16/2003 | | | Ten | 1 | Uti | 12 | Duckworth | Johnson | | Guerrero |
| 6/16/2003 | | | Sea | 4 | PH | 0 | Nomo | Williams | | Sosa |
| 6/16/2003 | | 10 | BC | 6 | NY | 10 | Isringhausen | Marte | | Cintron |
| 6/16/2003 | | | Her | 4 | LA | 9 | Haren | Millwood | | Molina,B |
| 6/16/2003 | | | Wey | 7 | Bra | 12 | Helling | Kennedy | Cordero | Teixeira |
| 6/16/2003 | | | WP | 9 | Ann | 3 | Martinez | Mussina | Fossum | Martinez |
| 6/16/2003 | | 11 | Win | 6 | Dow | 5 | Walker | Shuey | Donnelly | Gonzalez |
| 6/16/2003 | | | SL | 15 | Ric | 5 | Zambrano | Jimenez | | Vidro |
| 6/17/2003 | | | GC | 1 | Bos | 4 | Colon | Lohse | Soriano | Pujols |
| 6/17/2003 | | | WB | 6 | AF | 3 | Zambrano | Perez | Leskanic | Huff |
| 6/17/2003 | | | BC | 2 | NY | 0 | Halladay | Ponson | | Burroughs |
| 6/17/2003 | | | Her | 4 | LA | 2 | Wakefield | Morris | Wagner | Burnitz |
| 6/17/2003 | | | WP | 6 | Ann | 10 | Rivera,M | Fogg | | Thome |
| 6/17/2003 | | | Win | 3 | Dow | 10 | Moyer | Padilla | | Sexson |
| 6/18/2003 | | | Bos | 5 | BC | 0 | Peavy | Prior | | Valentin |
| 6/18/2003 | | 13 | AF | 3 | Sea | 4 | Osuna | Rincon | | Koskie |
| 6/18/2003 | | | Uti | 10 | WB | 1 | Franklin | Kim | Dickey | Walker |
| 6/18/2003 | | | PH | 6 | GC | 9 | Pettitte | Stanford | | Helms |
| 6/18/2003 | | | NY | 4 | Ten | 1 | Shields | Kinney | Isringhausen | Boone |
| 6/18/2003 | | | Ann | 5 | Win | 2 | Reed | Lilly | Beck | Byrd |
| 6/18/2003 | | | Ric | 4 | WP | 5 | Benitez | Baez | | Wells |
| 6/19/2003 | | | Bos | 7 | BC | 11 | Oswalt | Meche | | Podsednik |
| 6/19/2003 | | | AF | 2 | Sea | 5 | Willis | Lima | Schoeneweis | Rivas |
| 6/19/2003 | | | Uti | 5 | WB | 3 | Bonderman | May | Cormier | Osik |
| 6/19/2003 | | | PH | 3 | GC | 7 | Garcia | Eaton | | Castillo |
| 6/19/2003 | | | NY | 4 | Ten | 0 | Loaiza | Burkett | | Boone |
| 6/19/2003 | | | LA | 5 | Wey | 9 | Hudson | Ryan | | Martinez |
| 6/19/2003 | | | Bra | 0 | SL | 8 | Ortiz | Trachsel | | Jones,C |
| 6/19/2003 | | 11 | Ann | 5 | Win | 6 | Bauer | Ramirez | | Walker |
| 6/19/2003 | | | Dow | 8 | Her | 4 | Franklin | Wolf | | Berkman |
| 6/19/2003 | | | Ric | 7 | WP | 5 | Thomson | Pavano | Spooneybarger | Mueller |
| 6/20/2003 | | | Bos | 1 | BC | 12 | Redding | Beckett | | Podsednik |
| 6/20/2003 | | | AF | 4 | Sea | 5 | Perez | Ishii | Borowski | Konerko |
| 6/20/2003 | | | Uti | 1 | WB | 6 | Anderson | Hernandez | | Huff |
| 6/20/2003 | | | PH | 2 | GC | 12 | Schilling | Johnson | | Helms |
| 6/20/2003 | | | NY | 5 | Ten | 4 | Shields | Farnsworth | Brower | Cintron |
| 6/20/2003 | | | LA | 3 | Wey | 11 | Wood | Tomko | | Mora |
| 6/20/2003 | | | Bra | 4 | SL | 10 | Miller | Buehrle | | Lee |
| 6/20/2003 | | | Ann | 3 | Win | 5 | Villone | Lidle | Donnelly | Everett |
| 6/20/2003 | | | Dow | 5 | Her | 3 | Pineiro | Brown | Koplove | Alfonzo |
| 6/20/2003 | | | Ric | 1 | WP | 4 | Clemens | Sheets | Mateo | Young |
| 6/21/2003 | | | LA | 7 | Wey | 9 | Quantrill | Reynolds | Fassero | Mora |
| 6/21/2003 | | | Bra | 2 | SL | 6 | Cressend | Williamson | | Gonzalez |
| 6/21/2003 | | | Dow | 2 | Her | 6 | Lackey | Sabathia | | Bautista |
| 6/22/2003 | | | Ten | 3 | Bos | 4 | Zito | Johnson | Soriano | Jones,A |
| 6/22/2003 | | | GC | 0 | AF | 7 | Penny | Gonzalez | | Drew |
| 6/22/2003 | | | Sea | 1 | Uti | 4 | Wells | Westbrook | Fox | Anderson |
| 6/22/2003 | | | BC | 4 | PH | 1 | Affeldt | Radke | Nathan | Myers |
| 6/22/2003 | | | Wey | 4 | Dow | 7 | Moyer | Leiter | Shuey | Sexson |
| 6/22/2003 | | | Win | 4 | Ric | 3 | Schmidt | Garland | Donnelly | Wilkerson |
| 6/23/2003 | | | Ten | 4 | Bos | 6 | Colon | Worrell | | Valentin |
| 6/23/2003 | | 10 | GC | 5 | AF | 6 | Lidge | Gordon | | Giles |
| 6/23/2003 | | | Sea | 9 | Uti | 1 | Nomo | Stephenson | | Koskie |
| 6/23/2003 | | | BC | 10 | PH | 1 | Halladay | Williams | | Delgado |
| 6/23/2003 | | | WB | 0 | NY | 6 | Hampton | Chacon | | Thomas |
| 6/23/2003 | | | SL | 3 | LA | 7 | Haren | Redman | | Renteria |
| 6/23/2003 | | | WP | 12 | Bra | 6 | Martinez | Maroth | | Rolen |
| 6/23/2003 | | | Her | 1 | Ann | 6 | Mussina | Millwood | | Thome |
| 6/23/2003 | | | Wey | 5 | Dow | 7 | Shuey | Quantrill | | Ibanez |
| 6/23/2003 | | | Win | 5 | Ric | 7 | Maddux | Padilla | Baez | Lopez |
| 6/24/2003 | | | Ten | 5 | Bos | 10 | Ligtenberg | Witasick | Herges | Jordan |
| 6/24/2003 | | | GC | 0 | AF | 3 | Webb | Pettitte | | Hinske |
| 6/24/2003 | | | Sea | 3 | Uti | 16 | Franklin | Ohka | | Glaus |
| 6/24/2003 | | | BC | 2 | PH | 4 | Stanford | Prior | | Polanco |
| 6/24/2003 | | 10 | WB | 3 | NY | 2 | Rincon | Isringhausen | Leskanic | Merloni |
| 6/24/2003 | | | SL | 2 | LA | 6 | Morris | Ortiz | Riske | Mench |
| 6/24/2003 | | | WP | 8 | Bra | 16 | Trachsel | Fogg | | Encarnacion |
| 6/24/2003 | | | Her | 5 | Ann | 0 | Wakefield | Williams | | Chavez |
| 6/24/2003 | | | Wey | 7 | Dow | 3 | Hudson | Rodriguez | | Lofton |
| 6/24/2003 | | | Win | 4 | Ric | 1 | Lilly | Thomson | Donnelly | Gonzalez |
| 6/25/2003 | | | WB | 5 | NY | 1 | Kim | Clement | | Huff |
| 6/25/2003 | | | SL | 7 | LA | 0 | Miller | Davis | Weathers | Giles |
| 6/25/2003 | | | WP | 6 | Bra | 4 | Rogers | Buehrle | Mateo | Young |
| 6/25/2003 | | | Her | 9 | Ann | 5 | Wolf | Reed | Wagner | Bautista |
| 6/26/2003 | | | Bos | 6 | WB | 3 | Meche | May | | Kielty |
| 6/26/2003 | | | AF | 2 | BC | 4 | Oswalt | Bere | Marte | Kennedy |
| 6/26/2003 | | | Uti | 15 | GC | 10 | Robertson | Sosa | | Walker |
| 6/26/2003 | | | PH | 5 | Ten | 3 | Eaton | Rueter | Gagne | Ramirez |
| 6/26/2003 | | | NY | 2 | Sea | 11 | Willis | Loaiza | | Reyes |
| 6/26/2003 | | | LA | 8 | WP | 13 | Benitez | Hawkins | | DaVanon |
| 6/26/2003 | | | Bra | 3 | Win | 6 | Ramirez | Lowe | Donnelly | Varitek |
| 6/26/2003 | | | Ann | 1 | Wey | 3 | Quantrill | Vazquez | Looper | Lofton |
| 6/26/2003 | | | Dow | 3 | SL | 10 | Batista | Sabathia | | Giles |
| 6/26/2003 | | | Ric | 4 | Her | 3 | Sheets | Brown | Baez | Lopez |
| 6/27/2003 | | | Bos | 2 | WB | 5 | Anderson | Herges | Embree | Ledee |
| 6/27/2003 | | | AF | 5 | BC | 6 | Mulder | Ishii | Marte | Perez |
| 6/27/2003 | | | Uti | 8 | GC | 7 | Dickey | Sosa | Hernandez | Bard |
| 6/27/2003 | | | PH | 6 | Ten | 4 | Kolb | Johnson | Veres | Gerut |
| 6/27/2003 | | | NY | 8 | Sea | 7 | Washburn | Perez | Isringhausen | Boone |
| 6/27/2003 | | 11 | LA | 3 | WP | 2 | Hawkins | Reyes | Riske | Nixon |
| 6/27/2003 | | | Bra | 2 | Win | 4 | Valverde | Maroth | Donnelly | Beltre |
| 6/27/2003 | | | Ann | 7 | Wey | 5 | Lidle | Cornejo | Smoltz | Edmonds |
| 6/27/2003 | | | Dow | 1 | SL | 7 | Wheeler | Moyer | | Lee |
| 6/27/2003 | | | Ric | 9 | Her | 2 | Garland | Lackey | | Cruz |
| 6/28/2003 | | | Bos | 1 | WB | 8 | Chacon | Colon | | Palmeiro |
| 6/28/2003 | | | AF | 1 | BC | 6 | Redding | Penny | | Delgado |
| 6/28/2003 | | | Uti | 3 | GC | 8 | Gonzalez | Traber | | Helms |
| 6/28/2003 | | | PH | 1 | Ten | 3 | Witasick | Radke | Worrell | Hunter |
| 6/28/2003 | | | NY | 8 | Sea | 4 | Hampton | Westbrook | | Thomas |
| 6/28/2003 | | | LA | 3 | WP | 2 | Haren | Martinez | Dotel | |
| 6/28/2003 | | | Bra | 3 | Win | 4 | Schmidt | Helling | Mota | Jenkins |
| 6/28/2003 | | | Ann | 1 | Wey | 2 | Leiter | Mussina | Quantrill | Aurilia |
| 6/28/2003 | | | Dow | 2 | SL | 3 | Zambrano | Franklin | Cressend | Tejada |
| 6/28/2003 | | | Ric | 7 | Her | 1 | Maddux | Millwood | | |
| 6/29/2003 | | | Bos | 3 | GC | 13 | Lohse | Peavy | | |
| 6/29/2003 | | | AF | 11 | WB | 8 | Ayala | Zambrano | Lima | Pierre |
| 6/29/2003 | | | Uti | 0 | Ten | 7 | Marquis | Duckworth | | Spiezio |
| 6/29/2003 | | | PH | 1 | Sea | 4 | Nomo | Williams | Borowski | Matsui |
| 6/29/2003 | | | NY | 0 | BC | 5 | Halladay | Ponson | | Myers |
| 6/29/2003 | | | LA | 1 | Her | 2 | Wakefield | Morris | Wagner | Bautista |
| 6/29/2003 | | | Bra | 6 | Wey | 3 | Trachsel | Hudson | Cordero | Encarnacion |
| 6/29/2003 | | | Ann | 6 | WP | 7 | Kline | Foulke | Fossum | |
| 6/29/2003 | | 10 | Dow | 5 | Win | 4 | Shuey | Donnelly | Rodriguez | Sexson |
| 6/29/2003 | | 10 | Ric | 5 | SL | 8 | Shouse | Baez | | Anderson |
| 6/30/2003 | | | Bos | 16 | GC | 0 | Meche | Pettitte | | Jordan |
| 6/30/2003 | | | AF | 2 | WB | 5 | Rincon | Lima | Leskanic | Crawford |
| 6/30/2003 | | | Uti | 3 | Ten | 6 | Witasick | Bonderman | | Ginter |
| 6/30/2003 | | | PH | 1 | Sea | 11 | Ohka | Stanford | | Bellhorn |
| 6/30/2003 | | | NY | 4 | BC | 3 | Clement | Prior | Isringhausen | Ordonez |
| 6/30/2003 | | | LA | 4 | Her | 1 | Davis | Wolf | Rodriguez,F | Ramirez |
| 6/30/2003 | | | Bra | 1 | Wey | 3 | Wood | Buehrle | Looper | Soriano |
| 6/30/2003 | | | Ann | 0 | WP | 1 | Mateo | Smoltz | | Wells |
| 6/30/2003 | | | Dow | 8 | Win | 7 | Koplove | Walker | Eischen | Sexson |
| 6/30/2003 | | | Ric | 6 | SL | 3 | Sheets | Cressend | Baez | Johnson |
| 7/1/2003 | | | Bos | 1 | GC | 4 | Garcia | Beckett | Plesac | Castillo |
| 7/1/2003 | | | AF | 5 | WB | 6 | May | Bere | Rhodes | Cruz |
| 7/1/2003 | | | Uti | 8 | Ten | 15 | Sele | Robertson | | Rodriguez |
| 7/1/2003 | | | PH | 6 | Sea | 2 | Seo | Willis | | Alou |
| 7/1/2003 | | | NY | 4 | BC | 7 | Oswalt | Loaiza | Marte | Mondesi |
| 7/1/2003 | | | LA | 3 | Her | 4 | Brown | Ryan | Wagner | Clayton |
| 7/1/2003 | | | Bra | 6 | Wey | 5 | Lowe | Cornejo | Lopez | Bagwell |
| 7/1/2003 | | | Ann | 7 | WP | 4 | Vazquez | Pavano | | Lowell |
| 7/1/2003 | | | Dow | 6 | Win | 11 | Mota | Escobar | | LeCroy |
| 7/1/2003 | | | Ric | 9 | SL | 10 | Cressend | Villarreal | | Tejada |
| 7/2/2003 | | | BC | 1 | Bos | 4 | Zito | Mulder | Soriano | Pujols |
| 7/2/2003 | | | Sea | 11 | AF | 4 | Perez | Harang | Borowski | |
| 7/2/2003 | | | WB | 8 | Uti | 4 | Anderson | Hernandez | | |
| 7/2/2003 | | | GC | 0 | PH | 2 | Eaton | Schilling | | Crede |
| 7/2/2003 | | | Ten | 6 | NY | 7 | Hitchcock | Johnson | Isringhausen | Baldelli |
| 7/2/2003 | | | Wey | 4 | LA | 5 | Rodriguez,F | Looper | | Bordick |
| 7/2/2003 | | | SL | 3 | Bra | 5 | Maroth | Redman | Guardado | Encarnacion |
| 7/2/2003 | | | Win | 5 | Ann | 3 | Valverde | Smoltz | Donnelly | Varitek |
| 7/2/2003 | | | Her | 0 | Dow | 7 | Moyer | Lackey | | Ibanez |
| 7/2/2003 | | | WP | 4 | Ric | 0 | Clemens | Suppan | | Martinez |
| 7/3/2003 | | | BC | 3 | Bos | 4 | Remlinger | Affeldt | Soriano | Everett |
| 7/3/2003 | | | Sea | 10 | AF | 8 | Borowski | Reitsma | Levine | Broussard |
| 7/3/2003 | | | WB | 1 | Uti | 5 | Wells | Chacon | Cormier | Kotsay |
| 7/3/2003 | | | GC | 5 | PH | 2 | Gonzalez | Johnson | Gordon | Young,D |
| 7/3/2003 | | | Ten | 5 | NY | 13 | Hampton | Kinney | | Batista |
| 7/3/2003 | | | Wey | 3 | LA | 8 | Haren | Kennedy | Rodriguez,F | Renteria |
| 7/3/2003 | | | SL | 5 | Bra | 6 | Helling | Adams | Guardado | Floyd |
| 7/3/2003 | | | Win | 3 | Ann | 2 | Schmidt | Mussina | Mota | Gonzalez |
| 7/3/2003 | | | Her | 4 | Dow | 19 | Franklin | Millwood | | Ibanez |
| 7/3/2003 | | | WP | 3 | Ric | 0 | Martinez | Maddux | Mateo | Rolen |
| 7/4/2003 | | | BC | 2 | Bos | 0 | Halladay | Peavy | | Myers |
| 7/4/2003 | | | Sea | 5 | AF | 10 | Perez | Nomo | | Gonzalez,L |
| 7/4/2003 | | | WB | 5 | Uti | 8 | Traber | Embree | | Boone |
| 7/4/2003 | | | GC | 3 | PH | 1 | Lohse | Radke | Gordon | Stewart |
| 7/4/2003 | | | Ten | 5 | NY | 6 | Ponson | Burkett | Shields | Piazza |
| 7/4/2003 | | | Wey | 11 | LA | 0 | Hudson | Morris | | Ortiz |
| 7/4/2003 | | 10 | SL | 4 | Bra | 5 | Cordero | Weathers | | Teixeira |
| 7/4/2003 | | | Win | 7 | Ann | 6 | Valverde | Foulke | Donnelly | Payton |
| 7/4/2003 | | | Her | 8 | Dow | 6 | de los Santos | Pineiro | Wagner | Millar |
| 7/4/2003 | | | WP | 4 | Ric | 5 | Thomson | Fogg | Miceli | Loretta |
| 7/5/2003 | | | Bos | 8 | Ten | 10 | Witasick | Colome | | Spiezio |
| 7/5/2003 | | | AF | 1 | GC | 2 | Gordon | Ayala | | Young,D |
| 7/5/2003 | | | Uti | 1 | Sea | 8 | Ohka | Bonderman | | Sosa |
| 7/5/2003 | | | PH | 4 | BC | 6 | Prior | Veres | Nathan | Mondesi |
| 7/5/2003 | | | NY | 8 | WB | 1 | Clement | Walker | | Boone |
| 7/5/2003 | | | LA | 5 | SL | 4 | Davis | Wheeler | Riske | White |
| 7/5/2003 | | | Bra | 5 | WP | 4 | Lopez | Benitez | Cordero | Vina |
| 7/5/2003 | | | Ann | 5 | Her | 0 | Reed | Wolf | | Lowell |
| 7/5/2003 | | | Dow | 1 | Wey | 4 | Wood | Sabathia | Looper | Lofton |
| 7/5/2003 | | | Ric | 5 | Win | 11 | Lilly | Sheets | | LeCroy |
| 7/6/2003 | | 10 | Bos | 7 | Ten | 5 | Remlinger | Boyd | Soriano | Stynes |
| 7/6/2003 | | | AF | 0 | GC | 3 | Garcia | Wells | | Woodward |
| 7/6/2003 | | | Uti | 3 | Sea | 2 | Cormier | Borowski | | Durham |
| 7/6/2003 | | | PH | 5 | BC | 8 | Oswalt | Seo | Heredia | Delgado |
| 7/6/2003 | | 12 | NY | 4 | WB | 5 | Embree | Shields | | Ledee |
| 7/6/2003 | | | LA | 1 | SL | 3 | Batista | Tomko | Weathers | |
| 7/6/2003 | | | Bra | 1 | WP | 2 | Kline | Lopez | Mateo | DaVanon |
| 7/6/2003 | | | Ann | 6 | Her | 1 | Vazquez | Brown | | Snow |
| 7/6/2003 | | | Dow | 6 | Wey | 8 | Cornejo | Escobar | Looper | Cornejo |
| 7/6/2003 | | | Ric | 6 | Win | 7 | Harper | Villarreal | Donnelly | Abreu |
| 7/7/2003 | | | Bos | 2 | Ten | 6 | Johnson | Zito | | Randa |
| 7/7/2003 | | | AF | 3 | GC | 12 | Schilling | Ishii | | Relaford |
| 7/7/2003 | | | Uti | 10 | Sea | 3 | Hernandez | Perez | | Kotsay |
| 7/7/2003 | | 12 | PH | 5 | BC | 8 | Affeldt | Veres | | Guillen |
| 7/7/2003 | | | NY | 4 | WB | 2 | Shields | Anderson | Lopez | Baldelli |
| 7/7/2003 | | | LA | 5 | SL | 6 | Kershner | Rodriguez,F | | Anderson |
| 7/7/2003 | | | Bra | 0 | WP | 2 | Clemens | Maroth | | Rolen |
| 7/7/2003 | | | Ann | 13 | Her | 1 | Lidle | Lackey | | Byrd |
| 7/7/2003 | | | Dow | 8 | Wey | 4 | Moyer | Gryboski | | Wilson |
| 7/7/2003 | | | Ric | 2 | Win | 9 | Villone | Suppan | | Everett |
| 7/8/2003 | | | WB | 2 | Bos | 3 | Colon | Chacon | Soriano | Pena |
| 7/8/2003 | | | BC | 8 | AF | 3 | Redding | Penny | | Mondesi |
| 7/8/2003 | | 15 | GC | 12 | Uti | 8 | Plesac | Mulholland | | Rodriguez |
| 7/8/2003 | | | Ten | 5 | PH | 7 | Johnson | Kinney | Sturtze | Wilson |
| 7/8/2003 | | | Sea | 2 | NY | 4 | Hampton | Tucker | Brower | Hafner |
| 7/8/2003 | | | WP | 7 | LA | 4 | Martinez | DuBose | Mateo | Berroa |
| 7/8/2003 | | | Win | 15 | Bra | 4 | Schmidt | Helling | | Walker |
| 7/8/2003 | | | Wey | 3 | Ann | 1 | Carrasco | Mussina | Looper | Martinez |
| 7/8/2003 | | | SL | 8 | Dow | 10 | Rodriguez | Adams | | Gonzalez |
| 7/8/2003 | | 13 | Her | 9 | Ric | 10 | Baez | Phelps | | Cruz |
| 7/9/2003 | | 10 | WB | 2 | Bos | 3 | Soriano | Rhodes | | Durazo |
| 7/9/2003 | | | BC | 5 | AF | 1 | Halladay | Perez | | |
| 7/9/2003 | | | GC | 9 | Uti | 10 | Duckworth | Tavarez | | Boone |
| 7/9/2003 | | 12 | Ten | 7 | PH | 8 | Gagne | Worrell | | Feliz |
| 7/9/2003 | | | Sea | 3 | NY | 6 | Ponson | Nomo | Shields | Hafner |
| 7/9/2003 | | | WP | 6 | LA | 8 | Dotel | Kline | Hawkins | Ramirez |
| 7/9/2003 | | | Win | 8 | Bra | 0 | Padilla | Trachsel | | LeCroy |
| 7/9/2003 | | | Wey | 10 | Ann | 2 | Hudson | Williams | | Mora |
| 7/9/2003 | | | SL | 2 | Dow | 4 | Pineiro | Ortiz | Hasegawa | Morris |
| 7/9/2003 | | | Her | 2 | Ric | 0 | Wakefield | Thomson | Wagner | Clayton |
| 7/10/2003 | | | WB | 2 | Bos | 1 | Hernandez | Meche | Kim | Spivey |
| 7/10/2003 | | | BC | 9 | AF | 10 | Lidge | Marte | | Bonds |
| 7/10/2003 | | | GC | 13 | Uti | 2 | Pettitte | Traber | | Rodriguez |
| 7/10/2003 | | | Ten | 0 | PH | 11 | Williams | Rueter | | Ramirez |
| 7/10/2003 | | 10 | Sea | 4 | NY | 3 | Borowski | Hitchcock | | Sosa |
| 7/10/2003 | | | WP | 5 | LA | 6 | Davis | Rogers | Hawkins | Ramirez |
| 7/10/2003 | | | Win | 7 | Bra | 9 | Buehrle | Harper | Lopez | Bagwell |
| 7/10/2003 | | | Wey | 0 | Ann | 6 | Reed | Wood | Foulke | Bennett |
| 7/10/2003 | | | SL | 7 | Dow | 5 | Cressend | Shuey | Weathers | Anderson |
| 7/10/2003 | | | Her | 6 | Ric | 7 | Sheets | Wolf | Alvarez,W | Mueller |
| 7/11/2003 | | | Bos | 7 | NY | 2 | Beckett | Loaiza | | Pujols |
| 7/11/2003 | | | AF | 5 | PH | 3 | Wells | Seo | Reitsma | Gonzalez,L |
| 7/11/2003 | | | Uti | 4 | BC | 6 | Heredia | Fox | Nathan | Delgado |
| 7/11/2003 | | | LA | 9 | Win | 4 | Tomko | Ramirez | | Harvey |
| 7/11/2003 | | 10 | Bra | 6 | Ric | 7 | Alvarez,W | Lopez | | Cabrera |
| 7/11/2003 | | | Ann | 6 | Dow | 5 | Beck | Escobar | Smoltz | Patterson |
| 7/11/2003 | | | Ten | 6 | WB | 7 | Hernandez | Sele | Leskanic | McMillon |
| 7/11/2003 | | | Sea | 8 | GC | 5 | Willis | Garcia | Borowski | Ichiro |
| 7/11/2003 | | | Her | 4 | Wey | 3 | Brown | Cornejo | Wagner | |
| 7/11/2003 | | | SL | 3 | WP | 9 | Pavano | Batista | | Lawton |
| 7/12/2003 | | | Bos | 0 | NY | 4 | Linebrink | Zito | | Thomas |
| 7/12/2003 | | | AF | 1 | PH | 8 | Eaton | Ishii | Veres | Alou |
| 7/12/2003 | | | Uti | 3 | BC | 7 | Mulder | Hernandez | | Mondesi |
| 7/12/2003 | | 10 | LA | 3 | Win | 4 | Walker | Rodriguez,F | | Walker |
| 7/12/2003 | | | Bra | 3 | Ric | 11 | Suppan | Maroth | | Byrnes |
| 7/12/2003 | | | Ann | 4 | Dow | 5 | Moyer | Lidle | Rodriguez | Winn |
| 7/12/2003 | | | Ten | 2 | WB | 7 | Anderson | Johnson | | Huff |
| 7/12/2003 | | | Sea | 2 | GC | 3 | Schilling | Levine | Tavarez | Stewart |
| 7/12/2003 | | | Her | 3 | Wey | 4 | Quantrill | Lackey | Looper | Soriano |
| 7/12/2003 | | | SL | 1 | WP | 4 | Clemens | Redman | Mateo | Rolen |
| 7/13/2003 | | | Bos | 7 | NY | 6 | Colon | Hitchcock | Soriano | Jones,A |
| 7/13/2003 | | | AF | 7 | PH | 4 | Penny | Johnson | Ayala | Nevin |
| 7/13/2003 | | | Uti | 3 | BC | 4 | Nathan | Cormier | | Torrealba |
| 7/13/2003 | | | LA | 6 | Win | 4 | DuBose | Schmidt | Dotel | Nixon |
| 7/13/2003 | | | Bra | 0 | Ric | 4 | Maddux | Helling | | Lopez |
| 7/13/2003 | | | Sea | 0 | GC | 7 | Gonzalez | Westbrook | | Castilla |
| 7/13/2003 | | | Her | 4 | Wey | 5 | Gryboski | Millwood | Looper | Mora |
| 7/13/2003 | | | SL | 4 | WP | 5 | Benitez | Weathers | | Jimenez |
| 7/14/2003 | | | Uti | 6 | Bos | 10 | Peavy | Bonderman | Soriano | Pena |
| 7/14/2003 | | | AF | 2 | Ten | 4 | Kinney | Perez | Worrell | Rodriguez |
| 7/14/2003 | | | LA | 5 | Ann | 10 | Mussina | Morris | | Thome |
| 7/14/2003 | | | Bra | 2 | Her | 5 | Wakefield | Trachsel | Wagner | Burnitz |
| 7/14/2003 | | | Ric | 9 | Dow | 10 | Hasegawa | Alvarez,W | Eischen | Ibanez |
| 7/14/2003 | | | BC | 4 | Sea | 1 | Halladay | Nomo | Marte | Guillen |
| 7/14/2003 | | 10 | WB | 4 | GC | 3 | Leskanic | Plesac | Rincon | Grudzielanek |
| 7/14/2003 | | | Wey | 11 | WP | 4 | Hudson | Fogg | | Ensberg |
| 7/15/2003 | | | Uti | 4 | Bos | 5 | Herges | Traber | | Pujols |
| 7/15/2003 | | | AF | 12 | Ten | 0 | Webb | Burkett | | Bonds |
| 7/15/2003 | | | PH | 12 | NY | 9 | Radke | Ponson | | Alou |
| 7/15/2003 | | | LA | 7 | Ann | 1 | Davis | Williams | | Ramirez |
| 7/15/2003 | | | Bra | 0 | Her | 4 | Wolf | Buehrle | | Chavez |
| 7/15/2003 | | | Ric | 4 | Dow | 1 | Sheets | Pineiro | Baez | Mueller |
| 7/15/2003 | | | BC | 3 | Sea | 0 | Prior | Ohka | Marte | Guillen |
| 7/15/2003 | | | WB | 6 | GC | 7 | Gordon | Rincon | | Relaford |
| 7/15/2003 | | | Win | 3 | SL | 9 | Ortiz | Padilla | Shouse | |
| 7/15/2003 | | | Wey | 5 | WP | 0 | Wood | Rogers | | Wood |
| 7/16/2003 | | 10 | Uti | 4 | Bos | 5 | Bradford | Duckworth | | Jones,A |
| 7/16/2003 | | | AF | 4 | Ten | 7 | Farnsworth | Wells | Worrell | Spiezio |
| 7/16/2003 | | | PH | 4 | NY | 7 | Clement | Williams | Lopez | Pierzynski |
| 7/16/2003 | | | LA | 0 | Ann | 3 | Reed | Tomko | Smoltz | Hidalgo |
| 7/16/2003 | | | Bra | 9 | Her | 3 | Lowe | Brown | | Lugo |
| 7/16/2003 | | 10 | Ric | 5 | Dow | 4 | Villarreal | Shuey | Baez | Cruz |
| 7/16/2003 | | | BC | 0 | Sea | 4 | Willis | Oswalt | | Perez |
| 7/16/2003 | | | WB | 5 | GC | 1 | Dreifort | Garcia | | Huff |
| 7/16/2003 | | | Win | 2 | SL | 9 | Miller | Lilly | | Anderson |
| 7/16/2003 | | | Wey | 6 | WP | 11 | Pavano | Cornejo | | Cedeno |
| 7/20/2003 | | | Bos | 7 | AF | 6 | Bradford | Lidge | Soriano | Pujols |
| 7/20/2003 | | | NY | 6 | Uti | 11 | Kieschnick | Hitchcock | Fox | Osik |
| 7/20/2003 | | | PH | 0 | WB | 6 | May | Seo | | May |
| 7/20/2003 | | | Dow | 5 | LA | 3 | Moyer | Dotel | Shuey | Berkman |
| 7/20/2003 | | | Ann | 7 | Bra | 3 | Vazquez | Trachsel | | Wilson,J |
| 7/20/2003 | | | Ric | 3 | Wey | 4 | Looper | Alvarez,W | | Klesko |
| 7/20/2003 | | | Sea | 3 | Ten | 1 | Levine | Johnson | Borowski | Matsui |
| 7/20/2003 | | | SL | 7 | Her | 2 | Ortiz | de los Santos | | Wilson,C |
| 7/21/2003 | | | Bos | 0 | AF | 4 | Penny | Colon | | Galarraga |
| 7/21/2003 | | 10 | NY | 6 | Uti | 5 | Lopez | Mulholland | | |
| 7/21/2003 | | 11 | PH | 6 | WB | 7 | Rincon | Sturtze | | Huff |
| 7/21/2003 | | | Dow | 8 | LA | 5 | Franklin | DuBose | Hasegawa | Redman |
| 7/21/2003 | | 10 | Ann | 6 | Bra | 5 | Beck | Cordero | Smoltz | Ellis |
| 7/21/2003 | | | Ric | 8 | Wey | 2 | Thomson | Wood | | Cruz |
| 7/21/2003 | | | GC | 10 | BC | 7 | Schilling | Mulder | Gordon | Castillo |
| 7/21/2003 | | | Sea | 0 | Ten | 1 | Boyd | Schoeneweis | Worrell | Hunter |
| 7/21/2003 | | | WP | 3 | Win | 14 | Ramirez | Clemens | | Gonzalez |
| 7/21/2003 | | | SL | 5 | Her | 3 | Miller | Millwood | Weathers | Miller |
| 7/22/2003 | | 10 | Bos | 7 | AF | 4 | Soriano | Lidge | | Valentin |
| 7/22/2003 | | | PH | 4 | WB | 7 | Hernandez | Johnson | Rincon | Cruz |
| 7/22/2003 | | | Ann | 6 | Bra | 2 | Mussina | Lowe | | Edmonds |
| 7/22/2003 | | | Ric | 3 | Wey | 2 | Sheets | Cornejo | Baez | Lopez |
| 7/22/2003 | | | GC | 1 | BC | 4 | Redding | Gonzalez | Nathan | Delgado |
| 7/22/2003 | | | WP | 4 | Win | 8 | Valverde | Benitez | | Everett |
| 7/22/2003 | | | SL | 3 | Her | 6 | Wakefield | Batista | Wagner | Blalock |
| 7/23/2003 | | 10 | PH | 4 | Bos | 3 | Simontacchi | Bradford | Fultz | Olerud |
| 7/23/2003 | | | AF | 1 | Uti | 6 | Hernandez | Webb | | Catalanotto |
| 7/23/2003 | | | NY | 12 | GC | 1 | Hampton | Lohse | | Damon |
| 7/23/2003 | | | Bra | 6 | LA | 2 | Maroth | Morris | | Bagwell |
| 7/23/2003 | | 14 | Dow | 3 | WP | 4 | Reyes | Eischen | | Wells |
| 7/23/2003 | | | Ten | 2 | BC | 9 | Halladay | Burkett | | Myers |
| 7/23/2003 | | | WB | 5 | Sea | 2 | Zambrano | Nomo | | Zambrano |
| 7/23/2003 | | | Her | 0 | Win | 6 | Schmidt | Wolf | | Johnson |
| 7/23/2003 | | | Wey | 4 | SL | 0 | Leiter | Redman | | Hernandez |
| 7/24/2003 | | | PH | 4 | Bos | 2 | Williams | Beckett | Sturtze | Lee |
| 7/24/2003 | | | AF | 3 | Uti | 1 | Wells | Cormier | Lima | Nevin |
| 7/24/2003 | | | NY | 4 | GC | 3 | Shields | Gordon | Lopez | Furcal |
| 7/24/2003 | | | Bra | 12 | LA | 1 | Helling | Davis | | Bagwell |
| 7/24/2003 | | | Ric | 7 | Ann | 11 | Spurling | Alvarez,W | | Snow |
| 7/24/2003 | | | Dow | 4 | WP | 5 | Rogers | Sabathia | Mateo | Berroa |
| 7/24/2003 | | | Ten | 3 | BC | 8 | Prior | Rueter | Nathan | Kennedy |
| 7/24/2003 | | | WB | 2 | Sea | 4 | Ohka | Dreifort | Borowski | Rivas |
| 7/24/2003 | | | Her | 4 | Win | 2 | Brown | Padilla | Wagner | Brown |
| 7/24/2003 | | | Wey | 7 | SL | 9 | Kershner | Kennedy | Shouse | Anderson |
| 7/25/2003 | | | PH | 6 | Bos | 12 | Ligtenberg | Simontacchi | | Pena |
| 7/25/2003 | | | NY | 12 | GC | 3 | Clement | Garcia | | Furcal |
| 7/25/2003 | | | Bra | 14 | LA | 13 | Williamson | Tomko | | Lugo |
| 7/25/2003 | | | Ric | 5 | Ann | 2 | Maddux | Rivera,M | Alvarez,W | Loretta |
| 7/25/2003 | | 10 | Dow | 3 | WP | 6 | Kline | Rodriguez | | Rolen |
| 7/25/2003 | | | Ten | 5 | BC | 6 | Oswalt | Farnsworth | Nathan | Guillen |
| 7/25/2003 | | | WB | 6 | Sea | 7 | Willis | May | Borowski | Perez |
| 7/25/2003 | | | Wey | 4 | SL | 9 | Ortiz | Hudson | | Tejada |
| 7/26/2003 | | | Bos | 0 | Sea | 5 | Perez | Colon | | |
| 7/26/2003 | | | NY | 13 | AF | 5 | Hitchcock | Reitsma | | Furcal |
| 7/26/2003 | | | Uti | 7 | PH | 10 | Fultz | Dickey | Gagne | Alou |
| 7/26/2003 | | | LA | 2 | Ric | 3 | Thomson | Reynolds | Villarreal | Phillips |
| 7/26/2003 | | 11 | Dow | 5 | Bra | 4 | Eischen | Lopez | | Graffanino |
| 7/26/2003 | | | Ann | 3 | SL | 4 | Miller | Vazquez | Weathers | Jones,C |
| 7/26/2003 | | | BC | 5 | WB | 9 | Anderson | Mulder | Rhodes | Spivey |
| 7/26/2003 | | | GC | 3 | Ten | 4 | Worrell | Gordon | | Spiezio |
| 7/26/2003 | | | Win | 8 | Wey | 7 | Bauer | Timlin | Walker | Abreu |
| 7/26/2003 | | | WP | 2 | Her | 1 | Clemens | Lackey | Mateo | Wells |
| 7/27/2003 | | | Bos | 2 | Sea | 0 | Peavy | Schoeneweis | Soriano | Ventura |
| 7/27/2003 | | | NY | 3 | AF | 7 | Penny | Washburn | Lidge | Bonds |
| 7/27/2003 | | | Uti | 2 | PH | 3 | Johnson | Stephenson | Vargas | Lee |
| 7/27/2003 | | | LA | 3 | Ric | 2 | DuBose | Alvarez,W | Rodriguez,F | Mench |
| 7/27/2003 | | | Dow | 6 | Bra | 7 | Cordero | Pineiro | | Encarnacion |
| 7/27/2003 | | | Ann | 3 | SL | 2 | Myers | Batista | Smoltz | Hidalgo |
| 7/27/2003 | | | BC | 8 | WB | 2 | Redding | Chacon | | Delgado |
| 7/27/2003 | | | GC | 5 | Ten | 1 | Gonzalez | Burkett | Martin | Grissom |
| 7/27/2003 | | | Win | 5 | Wey | 2 | Ramirez | Cornejo | Walker | Ramirez |
| 7/27/2003 | | | WP | 11 | Her | 8 | Martinez | Millwood | Reyes | Rolen |
| 7/28/2003 | | | Bos | 2 | Sea | 11 | Nomo | Meche | Osuna | Perez |
| 7/28/2003 | | | NY | 2 | AF | 6 | Perez | Hampton | Lidge | Bonds |
| 7/28/2003 | | | Uti | 4 | PH | 12 | Radke | Franklin | | McLemore |
| 7/28/2003 | | | LA | 4 | Ric | 6 | Garland | Morris | Miceli | Lopez |
| 7/28/2003 | | | Dow | 4 | Bra | 2 | Sabathia | Maroth | Hasegawa | Sexson |
| 7/28/2003 | | | Ann | 5 | SL | 4 | Mussina | Redman | Spurling | Kapler |
| 7/28/2003 | | | GC | 7 | Ten | 3 | Lohse | Witasick | | Lohse |
| 7/28/2003 | | | Win | 4 | Wey | 7 | Leiter | Villone | | Kent |
| 7/28/2003 | | | WP | 7 | Her | 2 | Fogg | Wakefield | Mateo | Cedeno |
| 7/29/2003 | | 11 | NY | 3 | Bos | 4 | Soriano | Lopez | | Guillen |
| 7/29/2003 | | | BC | 2 | Uti | 4 | Hernandez | Halladay | Cormier | |
| 7/29/2003 | | | Win | 8 | LA | 2 | Schmidt | Davis | | Payton |
| 7/29/2003 | | | Ric | 5 | Bra | 2 | Suppan | Helling | Alvarez,W | Lopez |
| 7/29/2003 | | | Dow | 6 | Ann | 1 | Escobar | Williams | King | Sexson |
| 7/29/2003 | | | Wey | 0 | Her | 5 | Wolf | Kennedy | | Millar |
| 7/29/2003 | | | WP | 8 | SL | 6 | Benitez | Kershner | Mateo | Buchanan |
| 7/30/2003 | | | NY | 2 | Bos | 3 | Zito | Clement | Soriano | Pujols |
| 7/30/2003 | | 13 | PH | 5 | AF | 6 | Rincon | Sturtze | | Bonds |
| 7/30/2003 | | | BC | 1 | Uti | 2 | Cormier | Prior | | Boone |
| 7/30/2003 | | | Win | 4 | LA | 5 | Dotel | Padilla | Rodriguez,F | Giambi |
| 7/30/2003 | | | Ric | 4 | Bra | 5 | Cordero | Alvarez,W | Mercker | Teixeira |
| 7/30/2003 | | | Dow | 1 | Ann | 3 | Reed | Moyer | Smoltz | Hillenbrand |
| 7/30/2003 | | | WB | 3 | Ten | 1 | Zambrano | Sele | Leskanic | Huff |
| 7/30/2003 | | | GC | 7 | Sea | 4 | Pettitte | Ohka | Martin | Grissom |
| 7/30/2003 | | | Wey | 2 | Her | 8 | Brown | Hudson | | Clayton |
| 7/30/2003 | | | WP | 3 | SL | 4 | Shouse | Kline | Weathers | Jones,C |
| 7/31/2003 | | | NY | 8 | Bos | 7 | Brower | Remlinger | Linebrink | Wooten |
| 7/31/2003 | | | PH | 2 | AF | 3 | Lima | Gagne | | Bonds |
| 7/31/2003 | | | BC | 0 | Uti | 2 | Bonderman | Oswalt | Fox | |
| 7/31/2003 | | | Win | 1 | LA | 3 | Reynolds | Lilly | Rodriguez,F | Harvey |
| 7/31/2003 | | | Ric | 13 | Bra | 3 | Thomson | Buehrle | | Monroe |
| 7/31/2003 | | | Dow | 5 | Ann | 3 | Franklin | Vazquez | Shuey | Alfonzo |
| 7/31/2003 | | | WB | 9 | Ten | 1 | Dreifort | Johnson | | Ledee |
| 7/31/2003 | | | GC | 3 | Sea | 0 | Garcia | Willis | | Matthews |
| 7/31/2003 | | | Wey | 3 | Her | 0 | Wood | Lackey | Fassero | Soriano |
| 7/31/2003 | | | WP | 5 | SL | 12 | Miller | Clemens | | Anderson |
| 8/1/2003 | | 10 | Bos | 4 | Uti | 5 | Mulholland | Ligtenberg | | |
| 8/1/2003 | | | Ten | 8 | AF | 5 | Kinney | Ishii | | Olivo |
| 8/1/2003 | | | NY | 10 | PH | 3 | Washburn | Eaton | | Batista |
| 8/1/2003 | | | Ann | 0 | LA | 6 | DuBose | Myers | | Ramirez |
| 8/1/2003 | | | Her | 1 | Bra | 7 | Lowe | Millwood | | Bagwell |
| 8/1/2003 | | | Dow | 3 | Ric | 6 | Sheets | Pineiro | Baez | Lopez |
| 8/1/2003 | | | Sea | 1 | BC | 4 | Mulder | Perez | | Torrealba |
| 8/1/2003 | | | SL | 1 | Win | 4 | Ramirez | Batista | Valverde | Walker |
| 8/1/2003 | | | WP | 7 | Wey | 1 | Martinez | Cornejo | | Lawton |
| 8/2/2003 | | | Bos | 8 | Uti | 5 | Meche | Franklin | Ligtenberg | Kielty |
| 8/2/2003 | | | Ten | 4 | AF | 7 | Lidge | Worrell | | Giles |
| 8/2/2003 | | | NY | 6 | PH | 7 | Johnson | Shields | Vargas | Lee |
| 8/2/2003 | | | Ann | 3 | LA | 4 | Morris | Mussina | Hawkins | Renteria |
| 8/2/2003 | | | Her | 3 | Bra | 4 | Guardado | Wendell | Cordero | Teixeira |
| 8/2/2003 | | | Dow | 6 | Ric | 9 | Alvarez,W | Sabathia | Baez | Cruz |
| 8/2/2003 | | | Sea | 4 | BC | 6 | Heredia | Schoeneweis | Marte | Guillen |
| 8/2/2003 | | 10 | GC | 4 | WB | 5 | Leskanic | Martin | | Mohr |
| 8/2/2003 | | | SL | 4 | Win | 2 | Redman | Villone | Weathers | Wilson,C |
| 8/2/2003 | | | WP | 10 | Wey | 8 | Reyes | Leiter | Mateo | Wells |
| 8/3/2003 | | | Ten | 7 | AF | 5 | Boyd | Rincon | Witasick | Perez |
| 8/3/2003 | | | NY | 4 | PH | 3 | Ponson | Radke | Lopez | Hafner |
| 8/3/2003 | | | Ann | 8 | LA | 11 | Davis | Foulke | Hawkins | Beltran |
| 8/3/2003 | | 10 | Her | 6 | Bra | 5 | de los Santos | Guardado | Wagner | Cairo |
| 8/3/2003 | | | Sea | 8 | BC | 9 | Halladay | Nomo | Marte | Delgado |
| 8/3/2003 | | | GC | 5 | WB | 2 | Gonzalez | Anderson | Plesac | Grissom |
| 8/3/2003 | | | SL | 6 | Win | 5 | Zambrano | Schmidt | Kershner | Vidro |
| 8/3/2003 | | | WP | 6 | Wey | 3 | Rogers | Kennedy | | Buchanan |
| 8/4/2003 | | | AF | 8 | Bos | 11 | Zito | Webb | | Durazo |
| 8/4/2003 | | | Uti | 0 | NY | 5 | Clement | Hernandez | Hackman | Batista |
| 8/4/2003 | | | WB | 2 | PH | 9 | Williams | Chacon | | Crede |
| 8/4/2003 | | | LA | 11 | Dow | 7 | Tomko | Moyer | | Sanchez |
| 8/4/2003 | | | Bra | 2 | Ann | 5 | Reed | Trachsel | Smoltz | Lowell |
| 8/4/2003 | | | Wey | 5 | Ric | 1 | Hudson | Maddux | | Soriano |
| 8/4/2003 | | | Ten | 7 | Sea | 2 | Sele | Ohka | Farnsworth | Ginter |
| 8/4/2003 | | | Win | 6 | WP | 9 | Vizcaino | Harper | | Posada |
| 8/4/2003 | | | Her | 5 | SL | 2 | Brown | Ortiz | Urbina | Millar |
| 8/5/2003 | | 10 | AF | 3 | Bos | 5 | Soriano | Lidge | | Durazo |
| 8/5/2003 | | | Uti | 0 | NY | 4 | Loaiza | Wells | | Thomas |
| 8/5/2003 | | | WB | 5 | PH | 2 | Zambrano | Seo | Leskanic | Sanders |
| 8/5/2003 | | | LA | 0 | Dow | 1 | Franklin | Reynolds | | Alfonzo |
| 8/5/2003 | | 12 | Bra | 7 | Ann | 6 | Mercker | Smoltz | | Bagwell |
| 8/5/2003 | | | Wey | 8 | Ric | 1 | Wood | Thomson | | McGriff |
| 8/5/2003 | | | BC | 2 | GC | 3 | Tavarez | Affeldt | Gordon | |
| 8/5/2003 | | 11 | Ten | 1 | Sea | 2 | Osuna | Witasick | | Bellhorn |
| 8/5/2003 | | | Win | 4 | WP | 6 | Clemens | Lilly | | |
| 8/5/2003 | | | Her | 3 | SL | 9 | Miller | Lackey | Adams | Jones,C |
| 8/6/2003 | | | AF | 7 | Bos | 4 | Harang | Bradford | | Blum |
| 8/6/2003 | | | WB | 2 | PH | 7 | Eaton | Dreifort | Gagne | Alou |
| 8/6/2003 | | | LA | 5 | Dow | 2 | DuBose | Pineiro | Rodriguez,F | Mench |
| 8/6/2003 | | | Bra | 4 | Ann | 5 | Myers | Lowe | Beck | Edmonds |
| 8/6/2003 | | | Wey | 2 | Ric | 8 | Sheets | Cornejo | | Loretta |
| 8/6/2003 | | | BC | 4 | GC | 1 | Oswalt | Pettitte | Nathan | Mondesi |
| 8/6/2003 | | | Ten | 3 | Sea | 8 | Perez | Kinney | | Ausmus |
| 8/6/2003 | | | Win | 3 | WP | 9 | Martinez | Ramirez | | Posada |
| 8/6/2003 | | | Her | 0 | SL | 2 | Kershner | Phelps | Weathers | Santiago |
| 8/7/2003 | | | Bos | 3 | PH | 9 | D'Amico | Meche | | Ramirez |
| 8/7/2003 | | | Uti | 4 | AF | 9 | Penny | Bonderman | | Giles |
| 8/7/2003 | | | GC | 6 | NY | 7 | Brower | Glover | Lopez | Damon |
| 8/7/2003 | | | LA | 14 | Bra | 2 | Morris | Maroth | | Bordick |
| 8/7/2003 | | | WP | 6 | Dow | 2 | Fogg | Sabathia | Benitez | Buchanan |
| 8/7/2003 | | | Sea | 4 | WB | 2 | Westbrook | May | Borowski | Sosa |
| 8/7/2003 | | | Win | 7 | Her | 1 | Bauer | Wakefield | Donnelly | Bauer |
| 8/7/2003 | | | SL | 7 | Wey | 0 | Redman | Leiter | | Matheny |
| 8/8/2003 | | 10 | Bos | 6 | PH | 5 | Colome | Fultz | | Guillen |
| 8/8/2003 | | | Uti | 2 | AF | 3 | Lidge | Fox | Lima | Giles |
| 8/8/2003 | | | GC | 3 | NY | 1 | Schilling | Hampton | Gordon | Helms |
| 8/8/2003 | | | LA | 12 | Bra | 5 | Davis | Helling | | Giambi |
| 8/8/2003 | | | Ann | 1 | Ric | 3 | Garland | Mussina | Baez | Mueller |
| 8/8/2003 | | | WP | 3 | Dow | 6 | Shuey | Kline | | Berkman |
| 8/8/2003 | | 11 | BC | 10 | Ten | 7 | Marte | Worrell | Reed | Garciaparra |
| 8/8/2003 | | | Sea | 0 | WB | 7 | Anderson | Nomo | | Huff |
| 8/8/2003 | | | Win | 3 | Her | 5 | Wolf | Schmidt | Wagner | Hansen |
| 8/8/2003 | | | SL | 11 | Wey | 8 | Shouse | Kennedy | | Matheny |
| 8/9/2003 | | | Bos | 7 | PH | 1 | Zito | Williams | Herges | Johnson |
| 8/9/2003 | | | Uti | 1 | AF | 5 | Webb | Franklin | | Williams |
| 8/9/2003 | | 12 | GC | 3 | NY | 4 | Linebrink | Sosa | | Piazza |
| 8/9/2003 | | | LA | 6 | Bra | 5 | Tomko | Trachsel | Rodriguez,F | White |
| 8/9/2003 | | 12 | Ann | 4 | Ric | 5 | Villarreal | Carter | | Monroe |
| 8/9/2003 | | | WP | 4 | Dow | 2 | Pavano | Moyer | Mateo | Young |
| 8/9/2003 | | | BC | 1 | Ten | 4 | Rueter | Redding | Farnsworth | Spiezio |
| 8/9/2003 | | | Win | 7 | Her | 3 | Padilla | Brown | Harper | Gonzalez |
| 8/9/2003 | | | SL | 6 | Wey | 3 | Ortiz | Quantrill | Weathers | Jones,C |
| 8/10/2003 | | | Sea | 1 | Bos | 2 | Colon | Ohka | Herges | Pujols |
| 8/10/2003 | | | Bra | 2 | Dow | 9 | Franklin | Buehrle | | Sexson |
| 8/10/2003 | | | SL | 4 | Ann | 7 | Reed | Miller | Smoltz | Lowell |
| 8/10/2003 | | | WB | 3 | BC | 5 | Halladay | Chacon | Marte | Delgado |
| 8/10/2003 | | | Ten | 7 | GC | 8 | Martin | Sele | | Castillo |
| 8/10/2003 | | | Wey | 4 | Win | 6 | Harper | Fassero | | Varitek |
| 8/10/2003 | | | Her | 2 | WP | 3 | Clemens | Lackey | Mateo | Posada |
| 8/11/2003 | | | Sea | 10 | Bos | 5 | Willis | Peavy | | Ichiro |
| 8/11/2003 | | | AF | 4 | NY | 5 | Shields | Rincon | | Cintron |
| 8/11/2003 | | | PH | 8 | Uti | 2 | Seo | Hernandez | | Ramirez |
| 8/11/2003 | | | Ric | 1 | LA | 2 | Reynolds | Thomson | Rodriguez,F | Giambi |
| 8/11/2003 | | | Bra | 1 | Dow | 4 | Pineiro | Lowe | Shuey | Gonzalez |
| 8/11/2003 | | | SL | 9 | Ann | 4 | Batista | Vazquez | | Munson |
| 8/11/2003 | | | WB | 0 | BC | 4 | Prior | Zambrano | | Garciaparra |
| 8/11/2003 | | | Ten | 6 | GC | 7 | Pettitte | Kinney | Sosa | Matthews |
| 8/11/2003 | | | Wey | 3 | Win | 6 | Mota | Cornejo | Bauer | Beltre |
| 8/11/2003 | | 12 | Her | 3 | WP | 1 | Urbina | Reyes | | Clayton |
| 8/12/2003 | | | Sea | 3 | Bos | 9 | Meche | Perez | | Ventura |
| 8/12/2003 | | | AF | 4 | NY | 6 | Hitchcock | Reitsma | Lopez | Ordonez |
| 8/12/2003 | | | PH | 6 | Uti | 0 | Eaton | Wells | | Alou |
| 8/12/2003 | | | Ric | 4 | LA | 5 | DuBose | Sheets | Rodriguez,F | Renteria |
| 8/12/2003 | | | Bra | 1 | Dow | 6 | Rodriguez | Maroth | | Sexson |
| 8/12/2003 | | | SL | 1 | Ann | 4 | Myers | Redman | Smoltz | Hillenbrand |
| 8/12/2003 | | | WB | 0 | BC | 3 | Oswalt | Dreifort | Heredia | Myers |
| 8/12/2003 | | | Ten | 0 | GC | 1 | Garcia | Burkett | | Young,D |
| 8/12/2003 | | | Her | 4 | WP | 3 | Speier | Fogg | Phelps | Clayton |
| 8/13/2003 | | | Bos | 4 | Dow | 7 | Escobar | Remlinger | Shuey | Gonzalez |
| 8/13/2003 | | | AF | 5 | Ric | 7 | Garland | Penny | Baez | Dunn |
| 8/13/2003 | | | Uti | 1 | Bra | 13 | Helling | Bonderman | | Teixeira |
| 8/13/2003 | | 10 | PH | 10 | Ann | 9 | Gagne | Spurling | | Ramirez |
| 8/13/2003 | | | NY | 2 | LA | 4 | Morris | Washburn | Dotel | Renteria |
| 8/13/2003 | | | BC | 7 | Her | 2 | Mulder | Wolf | | Delgado |
| 8/13/2003 | | | WB | 5 | SL | 1 | May | Zambrano | Kim | Sanders |
| 8/13/2003 | | | Sea | 2 | WP | 3 | Rogers | Westbrook | Benitez | Rogers |
| 8/13/2003 | | | GC | 8 | Win | 4 | Schilling | Ramirez | | Matthews |
| 8/13/2003 | | | Ten | 15 | Wey | 6 | Rueter | Leiter | | Hunter |
| 8/14/2003 | | | Bos | 4 | Dow | 8 | Moyer | Zito | King | Sexson |
| 8/14/2003 | | | AF | 2 | Ric | 7 | Maddux | Perez | | Byrnes |
| 8/14/2003 | | | Uti | 11 | Bra | 4 | Stephenson | Trachsel | | Sheffield |
| 8/14/2003 | | | PH | 8 | Ann | 1 | Radke | Williams | | Uribe |
| 8/14/2003 | | | NY | 7 | LA | 14 | Davis | Hampton | Dotel | Ramirez |
| 8/14/2003 | | | BC | 10 | Her | 4 | Redding | Brown | | Delgado |
| 8/14/2003 | | | WB | 0 | SL | 6 | Ortiz | Anderson | Shouse | Lee |
| 8/14/2003 | | | Sea | 7 | WP | 11 | Pavano | Nomo | | Wells |
| 8/14/2003 | | | GC | 2 | Win | 10 | Schmidt | Gonzalez | | Jenkins |
| 8/14/2003 | | | Ten | 2 | Wey | 13 | Hudson | Sele | | Klesko |
| 8/15/2003 | | | Bos | 7 | Dow | 5 | Herges | Eischen | | Biggio |
| 8/15/2003 | | | AF | 1 | Ric | 2 | Villarreal | Webb | Baez | Mueller |
| 8/15/2003 | | | Uti | 3 | Bra | 5 | Buehrle | Franklin | Cordero | Floyd |
| 8/15/2003 | | | PH | 1 | Ann | 5 | Reed | Williams | | Thome |
| 8/15/2003 | | | NY | 6 | LA | 0 | Ponson | Tomko | | Boone |
| 8/15/2003 | | | BC | 9 | Her | 1 | Halladay | Lackey | | Guillen |
| 8/15/2003 | | | WB | 10 | SL | 1 | Rhodes | Miller | Hernandez | Huff |
| 8/15/2003 | | | Sea | 1 | WP | 3 | Clemens | Ohka | Mateo | Berroa |
| 8/15/2003 | | | GC | 1 | Win | 5 | Padilla | Lohse | | Walker |
| 8/15/2003 | | | Ten | 3 | Wey | 11 | Wood | Johnson | | Ensberg |
| 8/16/2003 | | | LA | 4 | Bos | 2 | Reynolds | Peavy | Rodriguez,F | Beltran |
| 8/16/2003 | | | Ann | 4 | AF | 2 | Vazquez | Wells | White | Edmonds |
| 8/16/2003 | | | Ric | 3 | Uti | 4 | Hernandez | Sheets | Cormier | Boone |
| 8/16/2003 | | | Dow | 6 | PH | 4 | Pineiro | Seo | Shuey | Ibanez |
| 8/16/2003 | | | Bra | 5 | NY | 8 | Clement | Lowe | | Damon |
| 8/16/2003 | | 10 | Wey | 4 | BC | 6 | Reed | Quantrill | | Guillen |
| 8/16/2003 | | | WP | 6 | WB | 1 | Martinez | Zambrano | | Lawton |
| 8/16/2003 | | | Win | 0 | Sea | 3 | Willis | Lilly | Borowski | Sosa |
| 8/16/2003 | | | Her | 6 | GC | 7 | Pettitte | Millwood | Gordon | Castillo |
| 8/16/2003 | | | SL | 7 | Ten | 1 | Batista | Kinney | | Anderson |
| 8/17/2003 | | | LA | 10 | Bos | 1 | DuBose | Meche | | White |
| 8/17/2003 | | | Ann | 7 | AF | 5 | White | Lima | Rivera,M | Ellis |
| 8/17/2003 | | | Ric | 5 | Uti | 7 | Wells | Garland | Duckworth | Helton |
| 8/17/2003 | | | Dow | 11 | PH | 7 | Sabathia | Eaton | Rodriguez | Ibanez |
| 8/17/2003 | | | Bra | 4 | NY | 8 | Loaiza | Maroth | | Thomas |
| 8/17/2003 | | | Wey | 1 | BC | 5 | Oswalt | Leiter | Marte | Kennedy |
| 8/17/2003 | | | WP | 2 | WB | 4 | Lawrence | Fogg | Leskanic | Mohr |
| 8/17/2003 | | | Win | 5 | Sea | 6 | Borowski | Bauer | | Koskie |
| 8/17/2003 | | | Her | 6 | GC | 4 | Wakefield | Garcia | Wagner | Millar |
| 8/17/2003 | | | SL | 1 | Ten | 6 | Burkett | Redman | | Randa |
| 8/18/2003 | | | LA | 6 | Bos | 3 | Morris | Beckett | Rodriguez,F | Giambi |
| 8/18/2003 | | | Ann | 6 | AF | 13 | Penny | Mussina | Lima | Bonds |
| 8/18/2003 | | | Ric | 8 | Uti | 4 | Suppan | Bonderman | Alvarez,W | Cameron |
| 8/18/2003 | | | Dow | 6 | PH | 8 | Vargas | Escobar | Sturtze | Olerud |
| 8/18/2003 | | | Bra | 4 | NY | 3 | Helling | Washburn | Cordero | Encarnacion |
| 8/18/2003 | | | Wey | 3 | BC | 7 | Mulder | Kennedy | Heredia | |
| 8/18/2003 | | | WP | 6 | WB | 4 | Rogers | Kim | Mateo | Mientkiewicz |
| 8/18/2003 | | | Win | 3 | Sea | 8 | Westbrook | Bauer | | Rivas |
| 8/18/2003 | | | Her | 1 | GC | 2 | Schilling | Wolf | Gordon | Rodriguez |
| 8/18/2003 | | | SL | 6 | Ten | 0 | Zambrano | Rueter | | Lee |
| 8/19/2003 | | | Ann | 13 | Uti | 4 | Lidle | Stephenson | | Thome |
| 8/19/2003 | | | LA | 4 | PH | 9 | Radke | Davis | | Gerut |
| 8/19/2003 | | | SL | 4 | BC | 5 | Affeldt | Adams | Nathan | Mondesi |
| 8/19/2003 | | | Win | 3 | WB | 2 | Schmidt | Anderson | Donnelly | Wilkerson |
| 8/19/2003 | | 12 | Her | 4 | Sea | 3 | Urbina | Contreras | Wendell | Hall |
| 8/20/2003 | | | Bra | 1 | Bos | 2 | Zito | Trachsel | Herges | Ventura |
| 8/20/2003 | | | Dow | 5 | AF | 0 | Moyer | Perez | | Sexson |
| 8/20/2003 | | | Ann | 4 | Uti | 5 | Franklin | Reed | Fox | Boone |
| 8/20/2003 | | | LA | 5 | PH | 9 | Williams | Tomko | | Lee |
| 8/20/2003 | | | Ric | 5 | NY | 11 | Hampton | Maddux | Hackman | Boone |
| 8/20/2003 | | | SL | 11 | BC | 8 | Weathers | Reed | Adams | Jones,C |
| 8/20/2003 | | | Win | 1 | WB | 7 | Hernandez | Padilla | | Grudzielanek |
| 8/20/2003 | | | Her | 2 | Sea | 3 | Ohka | Lackey | Osuna | Ohka |
| 8/20/2003 | | | Wey | 7 | GC | 4 | Hudson | Gonzalez | Looper | Ensberg |
| 8/20/2003 | | | WP | 0 | Ten | 4 | Johnson | Pavano | | Belliard |
| 8/21/2003 | | | Bra | 2 | Bos | 5 | Colon | Buehrle | Bradford | Pujols |
| 8/21/2003 | | | Dow | 3 | AF | 1 | Franklin | Webb | Shuey | Berkman |
| 8/21/2003 | | | LA | 14 | PH | 3 | Reynolds | Seo | | Beltran |
| 8/21/2003 | | | Ric | 3 | NY | 6 | Ponson | Thomson | Lopez | Furcal |
| 8/21/2003 | | | SL | 3 | BC | 20 | Prior | Batista | | Delgado |
| 8/21/2003 | | 13 | Her | 5 | Sea | 6 | Cook | Phelps | | Koskie |
| 8/21/2003 | | | Wey | 4 | GC | 5 | Lohse | Quantrill | Gordon | Stewart |
| 8/21/2003 | | | WP | 1 | Ten | 6 | Kinney | Clemens | Farnsworth | Kinney |
| 8/22/2003 | | | AF | 3 | LA | 2 | Rincon | Ryan | Lidge | Bonds |
| 8/22/2003 | | | Uti | 4 | Dow | 12 | Pineiro | Hernandez | | Sexson |
| 8/22/2003 | | | PH | 7 | Bra | 5 | Eaton | Lowe | Vargas | Olerud |
| 8/22/2003 | | | NY | 3 | Ann | 5 | Rivera,M | Clement | Smoltz | Patterson |
| 8/22/2003 | | | Sea | 6 | Wey | 5 | Perez | Cornejo | Borowski | Rivas |
| 8/22/2003 | | | GC | 2 | SL | 1 | Plesac | Shouse | Gordon | Helms |
| 8/22/2003 | | | Ten | 6 | Win | 3 | Burkett | Lilly | Worrell | Perez |
| 8/23/2003 | | | Bos | 1 | Ric | 5 | Sheets | Peavy | | Mueller |
| 8/23/2003 | | | AF | 5 | LA | 9 | Morris | Ishii | | Molina,B |
| 8/23/2003 | | | Uti | 4 | Dow | 5 | Hasegawa | Fox | Shuey | Graffanino |
| 8/23/2003 | | | PH | 7 | Bra | 5 | D'Amico | Maroth | Vargas | Crede |
| 8/23/2003 | | | NY | 5 | Ann | 6 | Smoltz | Hitchcock | | Hidalgo |
| 8/23/2003 | | 11 | BC | 6 | WP | 4 | Marte | Reyes | Nathan | Myers |
| 8/23/2003 | | 10 | WB | 4 | Her | 2 | Leskanic | Wagner | | Sanders |
| 8/23/2003 | | | Sea | 6 | Wey | 5 | Westbrook | Leiter | Cook | |
| 8/23/2003 | | | GC | 3 | SL | 8 | Zambrano | Garcia | | Lee |
| 8/23/2003 | | | Ten | 4 | Win | 6 | Ramirez | Rueter | Donnelly | Wilkerson |
| 8/24/2003 | | | Bos | 0 | Ric | 7 | Garland | Meche | | Cameron |
| 8/24/2003 | | 10 | Uti | 0 | Dow | 1 | Shuey | Cormier | | Ibanez |
| 8/24/2003 | | | PH | 5 | Bra | 3 | Radke | Helling | Vargas | Lee |
| 8/24/2003 | | | NY | 12 | Ann | 0 | Washburn | Mussina | | Boone |
| 8/24/2003 | | | BC | 5 | WP | 2 | Mulder | Figueroa | Heredia | Mondesi |
| 8/24/2003 | | 11 | WB | 6 | Her | 5 | Rincon | Tejera | | Cruz |
| 8/24/2003 | | | Sea | 2 | Wey | 12 | Quantrill | Nomo | | Ensberg |
| 8/24/2003 | | | GC | 5 | SL | 3 | Schilling | Ortiz | Gordon | Young,D |
| 8/25/2003 | | | Ric | 11 | AF | 5 | Maddux | Penny | | Lopez |
| 8/25/2003 | | | Ann | 4 | PH | 6 | Williams | Foulke | Fultz | Lee |
| 8/25/2003 | | 13 | LA | 8 | NY | 7 | Hawkins | Lopez | | Bordick |
| 8/25/2003 | | | Her | 1 | BC | 7 | Redding | Brown | | Mondesi |
| 8/25/2003 | | | SL | 5 | WB | 4 | Shouse | Rincon | | Finley |
| 8/25/2003 | | | WP | 5 | Sea | 1 | Rogers | Ohka | | Berroa |
| 8/25/2003 | | | Win | 3 | GC | 6 | Gonzalez | Harper | Tavarez | Grissom |
| 8/25/2003 | | | Wey | 5 | Ten | 3 | Hudson | Johnson | Timlin | Hudson |
| 8/26/2003 | | | Dow | 2 | Bos | 3 | Herges | King | | Johnson |
| 8/26/2003 | | | Ric | 6 | AF | 2 | Thomson | Lidge | | Lopez |
| 8/26/2003 | | | Bra | 2 | Uti | 8 | Stephenson | Trachsel | | Sheffield |
| 8/26/2003 | | | Ann | 1 | PH | 0 | Reed | Seo | Smoltz | Edmonds |
| 8/26/2003 | | | LA | 3 | NY | 4 | Brower | Riske | | Batista |
| 8/26/2003 | | | Her | 1 | BC | 12 | Halladay | Lackey | | Kennedy |
| 8/26/2003 | | | SL | 2 | WB | 3 | Anderson | Batista | Rhodes | Sanders |
| 8/26/2003 | | | WP | 5 | Sea | 3 | Benitez | Tucker | Reyes | |
| 8/26/2003 | | | Win | 3 | GC | 0 | Schmidt | Lohse | | Jenkins |
| 8/26/2003 | | | Wey | 7 | Ten | 4 | Wood | Kinney | Quantrill | Wood |
| 8/27/2003 | | | Dow | 0 | Bos | 9 | Colon | Franklin | | Pujols |
| 8/27/2003 | | | Ric | 0 | AF | 1 | Webb | Sheets | | Williams |
| 8/27/2003 | | | Bra | 0 | Uti | 7 | Franklin | Buehrle | | Durham |
| 8/27/2003 | | | Ann | 7 | PH | 2 | Vazquez | Eaton | | Thome |
| 8/27/2003 | | | Her | 3 | BC | 1 | Millwood | Prior | Wagner | Burnitz |
| 8/27/2003 | | | SL | 4 | WB | 5 | Embree | Weathers | Rhodes | Spivey |
| 8/27/2003 | | | WP | 3 | Sea | 2 | Clemens | Perez | Reyes | Martinez |
| 8/27/2003 | | 11 | Win | 4 | GC | 3 | Donnelly | Glover | | |
| 8/27/2003 | | | Wey | 1 | Ten | 3 | Boyd | Timlin | | Burrell |
| 8/28/2003 | | | Bos | 8 | LA | 6 | Peavy | Reynolds | Bradford | Pujols |
| 8/28/2003 | | 10 | AF | 5 | Ann | 6 | Rivera,M | Lima | | Thome |
| 8/28/2003 | | | PH | 3 | Dow | 1 | Gagne | Shuey | | Ramirez |
| 8/28/2003 | | | NY | 6 | Bra | 11 | Guardado | Clement | | Singleton |
| 8/28/2003 | | | BC | 3 | Wey | 9 | Leiter | Day | Timlin | |
| 8/28/2003 | | | WB | 1 | WP | 3 | Martinez | Zambrano | Mateo | Martinez |
| 8/28/2003 | | | GC | 3 | Her | 0 | Tavarez | Wendell | Gordon | Hernandez |
| 8/28/2003 | | | Ten | 3 | SL | 7 | Zambrano | Rueter | | Matheny |
| 8/29/2003 | | | Bos | 7 | LA | 4 | Ligtenberg | DuBose | Bradford | Kielty |
| 8/29/2003 | | 10 | AF | 8 | Ann | 4 | Rincon | White | | Gonzalez,L |
| 8/29/2003 | | | Uti | 10 | Ric | 12 | Baez | Mulholland | | Phillips |
| 8/29/2003 | | | PH | 5 | Dow | 4 | Radke | King | Gagne | Crede |
| 8/29/2003 | | | NY | 2 | Bra | 8 | Maroth | Loaiza | | Bagwell |
| 8/29/2003 | | | BC | 8 | Wey | 3 | Mulder | Fassero | | Kennedy |
| 8/29/2003 | | 10 | WB | 10 | WP | 6 | Leskanic | Fossum | | Crawford |
| 8/29/2003 | | | Sea | 7 | Win | 8 | Lilly | Westbrook | | Wilkerson |
| 8/29/2003 | | | GC | 3 | Her | 0 | Schilling | Wolf | Glover | Stewart |
| 8/29/2003 | | | Ten | 0 | SL | 3 | Ortiz | Sele | Adams | Vidro |
| 8/30/2003 | | | Uti | 6 | Ric | 4 | Wells | Maddux | Cormier | Catalanotto |
| 8/30/2003 | | | PH | 3 | Dow | 5 | Escobar | Williams | Shuey | Berkman |
| 8/30/2003 | | | NY | 8 | Bra | 1 | Washburn | Helling | | |
| 8/30/2003 | | | BC | 3 | Wey | 1 | Redding | Hudson | Nathan | Redding |
| 8/30/2003 | | | WB | 4 | WP | 8 | Rogers | May | | Mientkiewicz |
| 8/30/2003 | | | Sea | 7 | Win | 3 | Tucker | Ramirez | | Ichiro |
| 8/30/2003 | | | Ten | 4 | SL | 9 | Miller | Johnson | | Giles |
| 8/31/2003 | | | Bos | 6 | Bra | 7 | Trachsel | Remlinger | Cordero | Bagwell |
| 8/31/2003 | | | AF | 3 | Dow | 5 | Rodriguez | Lima | | Gonzalez |
| 8/31/2003 | | 13 | Uti | 2 | Ann | 3 | Spurling | Dickey | | Ellis |
| 8/31/2003 | | | PH | 6 | LA | 7 | Dotel | Sturtze | | Greene |
| 8/31/2003 | | | NY | 12 | Ric | 10 | Brower | Miceli | Lopez | |
| 8/31/2003 | | | BC | 4 | SL | 6 | Weathers | Nathan | | Vidro |
| 8/31/2003 | | | WB | 4 | Win | 12 | Bauer | Anderson | | Beltre |
| 8/31/2003 | | | Sea | 1 | Her | 8 | Brown | Ohka | | Millar |
| 8/31/2003 | | | GC | 4 | Wey | 5 | Wood | Gonzalez | Looper | Wood |
| 8/31/2003 | | | Ten | 2 | WP | 5 | Pavano | Kinney | Mateo | Pavano |
| 9/1/2003 | | | Bos | 4 | Bra | 5 | Mercker | Colome | | Cabrera |
| 9/1/2003 | | | AF | 3 | Dow | 5 | Shuey | Reitsma | Hammond | |
| 9/1/2003 | | | Uti | 4 | Ann | 8 | Foulke | Stephenson | | Ellis |
| 9/1/2003 | | | PH | 10 | LA | 15 | Davis | Eaton | | Salmon |
| 9/1/2003 | | | NY | 4 | Ric | 6 | Sheets | Ponson | Baez | Phillips |
| 9/1/2003 | | | BC | 6 | SL | 4 | Heredia | Weathers | Marte | Garciaparra |
| 9/1/2003 | | | WB | 10 | Win | 4 | Dreifort | Schmidt | | Sanders |
| 9/1/2003 | | | Sea | 6 | Her | 0 | Willis | Glavine,T | | Bellhorn |
| 9/1/2003 | | 13 | GC | 2 | Wey | 3 | Quantrill | Yan | | Soriano |
| 9/1/2003 | | 10 | Ten | 6 | WP | 7 | Vizcaino | Worrell | | Buchanan |
| 9/2/2003 | | | Bos | 5 | Bra | 4 | Peavy | Lowe | Herges | Pena |
| 9/2/2003 | | | AF | 9 | Dow | 6 | Webb | Pineiro | | Bonds |
| 9/2/2003 | | | Uti | 3 | Ann | 5 | Vazquez | Robertson | Carter | Hidalgo |
| 9/2/2003 | | | PH | 5 | LA | 1 | D'Amico | Tomko | | Polanco |
| 9/2/2003 | | | NY | 1 | Ric | 7 | Garland | Clement | | Cameron |
| 9/2/2003 | | | BC | 6 | SL | 4 | Day | Zambrano | Marte | Guillen |
| 9/2/2003 | | | WB | 6 | Win | 3 | Zambrano | Padilla | Walker | Huff |
| 9/2/2003 | | | Sea | 2 | Her | 4 | Appier | Perez | Wagner | Burnitz |
| 9/2/2003 | | | GC | 10 | Wey | 2 | Pettitte | Leiter | | Helms |
| 9/2/2003 | | | Ten | 0 | WP | 2 | Martinez | Rueter | | Rolen |
| 9/3/2003 | | | Ric | 3 | Bos | 11 | Meche | Suppan | | Jones,A |
| 9/3/2003 | | | LA | 6 | AF | 8 | Rincon | Ryan | Ayala | LaRue |
| 9/3/2003 | | | Dow | 4 | Uti | 3 | Sabathia | Hernandez | Shuey | Alfonzo |
| 9/3/2003 | | | Bra | 6 | PH | 11 | Radke | Maroth | | McLemore |
| 9/3/2003 | | | Ann | 0 | NY | 13 | Loaiza | Myers | | Damon |
| 9/3/2003 | | | WP | 4 | BC | 2 | Figueroa | Mulder | Mateo | Posada |
| 9/3/2003 | | | Her | 1 | WB | 4 | Lawrence | Wakefield | Kim | Grudzielanek |
| 9/3/2003 | | | Wey | 0 | Sea | 8 | Westbrook | Fassero | | Matsui |
| 9/3/2003 | | | SL | 6 | GC | 5 | Sparks | Glover | | Giles |
| 9/3/2003 | | | Win | 10 | Ten | 3 | Lilly | Burkett | | Wilkerson |
| 9/4/2003 | | 10 | Ric | 10 | Bos | 6 | Villarreal | Colome | | Loretta |
| 9/4/2003 | | | LA | 5 | AF | 8 | Ayala | DuBose | | Bonds |
| 9/4/2003 | | | Dow | 5 | Uti | 4 | Escobar | Cormier | Shuey | Wilson |
| 9/4/2003 | | | Bra | 1 | PH | 5 | Williams | Helling | Gagne | Ramirez |
| 9/4/2003 | | | Ann | 7 | NY | 8 | Hitchcock | Smoltz | Lopez | Pierzynski |
| 9/4/2003 | | | WP | 2 | BC | 3 | Redding | Rogers | Affeldt | Kennedy |
| 9/4/2003 | | | Her | 4 | WB | 14 | May | Wolf | | Sanders |
| 9/4/2003 | | | Wey | 6 | Sea | 0 | Hudson | Nomo | | Kent |
| 9/4/2003 | | | SL | 9 | GC | 13 | Arroyo | Sparks | | Rodriguez |
| 9/4/2003 | | | Win | 2 | Ten | 0 | Ramirez | Johnson | Donnelly | Ramirez |
| 9/5/2003 | | 10 | Ric | 3 | Bos | 4 | Ligtenberg | Miceli | | Jones,A |
| 9/5/2003 | | | LA | 0 | AF | 4 | Penny | Morris | Lima | |
| 9/5/2003 | | | Dow | 2 | Uti | 4 | Abbott | Moyer | Betancourt | Helton |
| 9/5/2003 | | 14 | Bra | 3 | PH | 4 | Simontacchi | Maroth | | McLemore |
| 9/5/2003 | | | Ann | 5 | NY | 4 | Lidle | Hampton | Smoltz | Lowell |
| 9/5/2003 | | | WP | 3 | BC | 0 | Pavano | Halladay | Mateo | Lawton |
| 9/5/2003 | | | Her | 3 | WB | 4 | Anderson | Brown | Kim | Grudzielanek |
| 9/5/2003 | | | Wey | 3 | Sea | 0 | Wood | Ohka | Looper | Hernandez |
| 9/5/2003 | | | SL | 4 | GC | 1 | Batista | Gonzalez | Torres | |
| 9/5/2003 | | | Win | 2 | Ten | 4 | Kinney | Harper | Farnsworth | Laker |
| 9/6/2003 | | | Bos | 4 | NY | 9 | Ponson | Colon | | Hafner |
| 9/6/2003 | | | AF | 23 | PH | 7 | Perez | Eaton | | Drew |
| 9/6/2003 | | 11 | Uti | 5 | LA | 6 | Rodriguez,F | Mulholland | | Nixon |
| 9/6/2003 | | 10 | Bra | 6 | Ric | 5 | Cordero | Miceli | Mercker | Lugo |
| 9/6/2003 | | | Ann | 3 | Dow | 7 | Franklin | Towers | | Sexson |
| 9/6/2003 | | | BC | 9 | Win | 5 | Prior | Schmidt | | |
| 9/6/2003 | | 11 | Ten | 2 | WB | 1 | Lyon | Embree | | Spiezio |
| 9/6/2003 | | | Sea | 4 | GC | 2 | Willis | Hendrickson | Borowski | Ausmus |
| 9/6/2003 | | | Her | 5 | Wey | 3 | Glavine,T | Cornejo | Wagner | Grace |
| 9/7/2003 | | | Bos | 2 | NY | 0 | Peavy | Clement | Herges | Pujols |
| 9/7/2003 | | | AF | 5 | PH | 0 | Webb | D'Amico | | Blum |
| 9/7/2003 | | | Uti | 6 | LA | 7 | Tomko | Robertson | Hawkins | Ramirez |
| 9/7/2003 | | | Bra | 2 | Ric | 3 | Garland | Lowe | Baez | Johnson |
| 9/7/2003 | | | Ann | 1 | Dow | 13 | Pineiro | Vazquez | | Lieberthal |
| 9/7/2003 | | | BC | 9 | Win | 5 | Day | Padilla | | Mondesi |
| 9/7/2003 | | | Ten | 5 | WB | 2 | Mecir | Rincon | Williams | Laker |
| 9/7/2003 | | | Sea | 2 | GC | 3 | Gordon | Borowski | | Relaford |
| 9/7/2003 | | | Her | 5 | Wey | 4 | Tejera | Looper | Wagner | McCracken |
| 9/7/2003 | | | SL | 5 | WP | 6 | Clemens | Hentgen | Mateo | |
| 9/8/2003 | | | Bos | 2 | NY | 12 | Loaiza | Meche | | Thomas |
| 9/8/2003 | | | AF | 6 | PH | 4 | Wells | Radke | Lidge | Vazquez |
| 9/8/2003 | | 10 | Bra | 5 | Ric | 6 | Baez | Cordero | | Mueller |
| 9/8/2003 | | | Ann | 2 | Dow | 1 | Carter | Sabathia | Spurling | Lowell |
| 9/8/2003 | | | BC | 2 | Win | 4 | Lilly | Mulder | Donnelly | Abreu |
| 9/8/2003 | | | Ten | 2 | WB | 3 | Embree | Lyon | Rhodes | Grudzielanek |
| 9/8/2003 | | | Her | 8 | Wey | 7 | Parrish | Timlin | Urbina | Mabry |
| 9/8/2003 | | | SL | 11 | WP | 3 | Ortiz | Martinez | | Jones,C |
| 9/9/2003 | | | Uti | 10 | Bos | 6 | Cormier | Beckett | | Stairs |
| 9/9/2003 | | | AF | 5 | Bra | 6 | Helling | Lidge | | Teixeira |
| 9/9/2003 | | | PH | 10 | NY | 3 | Williams | Washburn | | Alou |
| 9/9/2003 | | | LA | 3 | Ann | 11 | Mussina | Reynolds | | Thome |
| 9/9/2003 | | | Ric | 0 | Dow | 8 | Escobar | Maddux | | Ibanez |
| 9/9/2003 | | | WB | 2 | GC | 5 | Pettitte | May | Gordon | Hernandez |
| 9/9/2003 | | | Win | 3 | SL | 6 | Miller | Ramirez | Weathers | Giles |
| 9/9/2003 | | | Wey | 4 | WP | 6 | Mateo | Hudson | | Rolen |
| 9/10/2003 | | | Uti | 3 | Bos | 9 | Zito | Wells | | Pujols |
| 9/10/2003 | | | AF | 6 | Bra | 10 | Trachsel | Penny | | Diaz |
| 9/10/2003 | | | PH | 3 | NY | 5 | Hampton | Seo | Isringhausen | Thomas |
| 9/10/2003 | | | LA | 2 | Ann | 7 | Lidle | Benoit | | Thome |
| 9/10/2003 | | | Ric | 5 | Dow | 8 | Hammond | Villarreal | Shuey | Gonzalez |
| 9/10/2003 | | | BC | 10 | Sea | 1 | Redding | Daal | | Torrealba |
| 9/10/2003 | | | WB | 6 | GC | 7 | Garcia | Anderson | Gordon | Rodriguez |
| 9/10/2003 | | | Ten | 9 | Her | 0 | Johnson | Wolf | | Spiezio |
| 9/10/2003 | | 10 | Win | 4 | SL | 3 | Donnelly | Adams | Harper | Abreu |
| 9/10/2003 | | | Wey | 2 | WP | 4 | Rogers | Wood | | Posada |
| 9/11/2003 | | | Uti | 1 | Bos | 4 | Colon | Abbott | Remlinger | Everett |
| 9/11/2003 | | | PH | 0 | NY | 15 | Brower | Eaton | Dessens | Boone |
| 9/11/2003 | | | LA | 2 | Ann | 5 | Towers | Morris | Spurling | Edmonds |
| 9/11/2003 | | | Ric | 6 | Dow | 4 | Baez | Shuey | | Johnson |
| 9/11/2003 | | | BC | 1 | Sea | 2 | Nomo | Halladay | Borowski | Alomar |
| 9/11/2003 | | | WB | 1 | GC | 7 | Gonzalez | Dreifort | | Grissom |
| 9/11/2003 | | | Ten | 1 | Her | 3 | Brown | Worrell | Wagner | Chavez |
| 9/11/2003 | | | Win | 1 | SL | 4 | Hentgen | Schmidt | Shouse | Anderson |
| 9/11/2003 | | | Wey | 3 | WP | 4 | Pavano | Cornejo | Mateo | Cedeno |
| 9/12/2003 | | | NY | 4 | Uti | 14 | Stephenson | Clement | | Jeter |
| 9/12/2003 | | 12 | Dow | 4 | LA | 6 | Rodriguez,F | Hammond | | Nixon |
| 9/12/2003 | | | Ann | 0 | Bra | 1 | Buehrle | Vazquez | | Diaz |
| 9/12/2003 | | | GC | 2 | BC | 9 | Prior | Hendrickson | | Perez |
| 9/12/2003 | | | WB | 8 | Wey | 7 | Walker | Looper | | Phelps |
| 9/12/2003 | | | Sea | 3 | Ten | 4 | Santana | Ohka | Lyon | Ginter |
| 9/12/2003 | | | WP | 5 | Win | 6 | Mota | Fossum | Strickland | Bloomquist |
| 9/12/2003 | | | SL | 11 | Her | 1 | Zambrano | Glavine,T | | Wilson,C |
| 9/13/2003 | | | Bos | 11 | AF | 9 | Bradford | Orosco | | Durazo |
| 9/13/2003 | | | NY | 0 | Uti | 4 | Dickey | Loaiza | Betancourt | Catalanotto |
| 9/13/2003 | | | PH | 3 | Ric | 1 | D'Amico | Garland | Vargas | Olerud |
| 9/13/2003 | | | Dow | 5 | LA | 3 | Silva | Tomko | Eischen | Sexson |
| 9/13/2003 | | | Ann | 7 | Bra | 3 | Myers | Lowe | | Thome |
| 9/13/2003 | | | GC | 2 | BC | 13 | Day | Lohse | | Torrealba |
| 9/13/2003 | | | WB | 1 | Wey | 2 | Fassero | Chacon | Timlin | Klesko |
| 9/13/2003 | | | Sea | 11 | Ten | 2 | Cook | Lee,C | | Ichiro |
| 9/13/2003 | | | WP | 4 | Win | 5 | Harper | Franco | | Abreu |
| 9/13/2003 | | | SL | 3 | Her | 4 | Parrish | Weathers | | Hunter |
| 9/14/2003 | | | Bos | 3 | AF | 4 | Ritchie | Meche | Orosco | DeRosa |
| 9/14/2003 | | | NY | 2 | Uti | 14 | Hernandez | Washburn | | Cora |
| 9/14/2003 | | | PH | 2 | Ric | 4 | Maddux | Radke | Baez | Dunn |
| 9/14/2003 | | | Dow | 9 | LA | 4 | Escobar | Reynolds | | Wilson |
| 9/14/2003 | | | Ann | 1 | Bra | 2 | Maroth | Mussina | Mercker | Eckstein |
| 9/14/2003 | | | GC | 9 | BC | 5 | Pettitte | Mulder | Sosa | Rodriguez |
| 9/14/2003 | | | WB | 2 | Wey | 4 | Hudson | Lawrence | Leiter | Klesko |
| 9/14/2003 | | | Sea | 7 | Ten | 3 | Graves | Burkett | | Vander Wal |
| 9/14/2003 | | | WP | 9 | Win | 1 | Figueroa | Ramirez | | Wells |
| 9/14/2003 | | 11 | SL | 8 | Her | 2 | Sparks | Urbina | | Vidro |
| 9/15/2003 | | | AF | 14 | Uti | 8 | Jennings | Wells | | Schneider |
| 9/15/2003 | | | NY | 3 | Dow | 9 | Moyer | Hampton | | Graffanino |
| 9/15/2003 | | | Ric | 6 | Ann | 4 | Thomson | Wilson | Villarreal | Johnson |
| 9/15/2003 | | | WB | 7 | Sea | 9 | Contreras | Hernandez | | Long |
| 9/15/2003 | | | GC | 5 | WP | 8 | Fossum | Garcia | Mateo | Wells |
| 9/15/2003 | | | Her | 2 | Win | 6 | Milton | Wolf | | Payton |
| 9/16/2003 | | | PH | 5 | Bos | 1 | Williams | Zito | | McLemore |
| 9/16/2003 | | | AF | 3 | Uti | 7 | Abbott | Wells | Cormier | Stairs |
| 9/16/2003 | | 13 | NY | 0 | Dow | 1 | Sauerbeck | Isringhausen | | Sexson |
| 9/16/2003 | | | Bra | 2 | LA | 4 | Benoit | Trachsel | Rodriguez,F | Beltran |
| 9/16/2003 | | | Ric | 5 | Ann | 6 | Foulke | Miceli | | Hidalgo |
| 9/16/2003 | | | Ten | 5 | BC | 8 | Redding | Johnson | Affeldt | Mondesi |
| 9/16/2003 | | | WB | 4 | Sea | 2 | Anderson | Nomo | Embree | Huff |
| 9/16/2003 | | | GC | 6 | WP | 4 | Gonzalez | Pavano | Sosa | Glanville |
| 9/16/2003 | | | Her | 3 | Win | 6 | Schmidt | Brown | Donnelly | Schmidt |
| 9/16/2003 | | | Wey | 1 | SL | 3 | Batista | Wood | | |
| 9/17/2003 | | | PH | 6 | Bos | 16 | Colon | Seo | | Stynes |
| 9/17/2003 | | | AF | 6 | Uti | 3 | Burnett | Stephenson | Orosco | Blum |
| 9/17/2003 | | | NY | 4 | Dow | 3 | Shields | Pineiro | Isringhausen | Pierzynski |
| 9/17/2003 | | | Bra | 4 | LA | 13 | Morris | Buehrle | | |
| 9/17/2003 | | | Ric | 0 | Ann | 9 | Vazquez | Garland | | Ellis |
| 9/17/2003 | | | Ten | 6 | BC | 3 | Worrell | Heredia | Rueter | Randa |
| 9/17/2003 | | | WB | 3 | Sea | 0 | Zambrano | Ohka | Rincon | Huff |
| 9/17/2003 | | | Her | 6 | Win | 10 | Padilla | Glavine,T | | Cordero,W |
| 9/17/2003 | | | Wey | 2 | SL | 6 | Hentgen | Cornejo | | Giles |
| 9/18/2003 | | | Bos | 7 | Ann | 2 | Peavy | Myers | Remlinger | Valentin |
| 9/18/2003 | | | Uti | 9 | PH | 4 | Robertson | Eaton | | Cora |
| 9/18/2003 | | | Dow | 8 | Bra | 3 | Silva | Lowe | | Alfonzo |
| 9/18/2003 | | | BC | 3 | WB | 1 | Prior | Rhodes | Marte | Garciaparra |
| 9/18/2003 | | | GC | 7 | Ten | 1 | Hendrickson | Santana | | Grissom |
| 9/18/2003 | | | Win | 2 | Wey | 3 | Leiter | Lilly | Looper | Hammonds |
| 9/18/2003 | | | WP | 5 | Her | 1 | Clemens | Appier | | Rolen |
| 9/19/2003 | | | Bos | 4 | Ann | 5 | Acevedo | Herges | | Edmonds |
| 9/19/2003 | | | NY | 8 | AF | 7 | Loaiza | Park | Hackman | Baldelli |
| 9/19/2003 | | | Uti | 2 | PH | 5 | D'Amico | Hernandez | Gagne | Crede |
| 9/19/2003 | | | LA | 3 | Ric | 1 | Davis | Maddux | Rodriguez,F | Renteria |
| 9/19/2003 | | | Dow | 6 | Bra | 5 | Escobar | Maroth | Rodriguez | Wilson |
| 9/19/2003 | | | BC | 4 | WB | 3 | Day | Lawrence | Marte | Spencer |
| 9/19/2003 | | | Sea | 6 | SL | 11 | Shouse | Cook | | Wigginton |
| 9/19/2003 | | | GC | 4 | Ten | 1 | Lohse | Lee,C | Plesac | Helms |
| 9/19/2003 | | | Win | 7 | Wey | 3 | Mota | Hamilton | | Beltre |
| 9/19/2003 | | | WP | 4 | Her | 2 | Martinez | Wakefield | Kline | Wells |
| 9/20/2003 | | | Bos | 4 | Ann | 1 | Beckett | Lidle | Bradford | Johnson |
| 9/20/2003 | | 10 | NY | 6 | AF | 8 | Orosco | Shields | | Hinske |
| 9/20/2003 | | | Uti | 2 | PH | 14 | Radke | Wells | | Alou |
| 9/20/2003 | | | LA | 7 | Ric | 5 | Dotel | Thomson | Rodriguez,F | Salmon |
| 9/20/2003 | | | Dow | 2 | Bra | 4 | Helling | Moyer | | Singleton |
| 9/20/2003 | | | BC | 1 | WB | 2 | Rhodes | Sullivan | | Franco,M |
| 9/20/2003 | | | Sea | 5 | SL | 8 | Adams | Westbrook | Weathers | Anderson |
| 9/20/2003 | | | WP | 3 | Her | 1 | Figueroa | Wolf | Benitez | Buchanan |
| 9/21/2003 | | | NY | 0 | Bos | 1 | Bradford | Hampton | | Jones,A |
| 9/21/2003 | | | PH | 3 | AF | 1 | Williams | Jennings | Gagne | Kendall |
| 9/21/2003 | | 11 | LA | 3 | Uti | 2 | Rodriguez,F | Cormier | | Harvey |
| 9/21/2003 | | | Ric | 10 | Bra | 8 | Sheets | Trachsel | Baez | Dunn |
| 9/21/2003 | | | Win | 12 | BC | 9 | Milton | Redding | | Jenkins |
| 9/21/2003 | | | WB | 7 | Ten | 8 | Williams | Walker | | Belliard |
| 9/21/2003 | | | GC | 7 | Sea | 0 | Pettitte | Daal | | Stewart |
| 9/21/2003 | | | WP | 2 | SL | 12 | Batista | Rogers | | Wilson,C |
| 9/22/2003 | | | NY | 16 | Bos | 3 | Ponson | Colon | | Pierzynski |
| 9/22/2003 | | | PH | 4 | AF | 3 | Seo | Wells | Vargas | Wilson |
| 9/22/2003 | | | LA | 0 | Uti | 6 | Stephenson | Benoit | | Catalanotto |
| 9/22/2003 | | | Ric | 1 | Bra | 3 | Buehrle | Garland | Mercker | Singleton |
| 9/22/2003 | | | Dow | 2 | Ann | 4 | Towers | Franklin | White | Lowell |
| 9/22/2003 | | | Win | 3 | BC | 2 | Schmidt | Halladay | Donnelly | Payton |
| 9/22/2003 | | | WB | 2 | Ten | 8 | Rueter | Zambrano | | Randa |
| 9/22/2003 | | | GC | 2 | Sea | 3 | Nomo | Garcia | Borowski | Bellhorn |
| 9/22/2003 | | | Wey | 0 | Her | 8 | Brown | Wood | | Blalock |
| 9/22/2003 | | | WP | 8 | SL | 5 | Pavano | Hentgen | Benitez | Young |
| 9/23/2003 | | 15 | NY | 6 | Bos | 7 | Colome | Brower | | Pujols |
| 9/23/2003 | | | PH | 3 | AF | 10 | Stewart | Eaton | | Schneider |
| 9/23/2003 | | | LA | 2 | Uti | 1 | Morris | Robertson | | Renteria |
| 9/23/2003 | | | Ric | 6 | Bra | 3 | Suppan | Lowe | | Johnson |
| 9/23/2003 | | | Dow | 1 | Ann | 13 | Vazquez | Pineiro | | Hillenbrand |
| 9/23/2003 | | | Win | 4 | BC | 8 | Prior | Padilla | | Perez |
| 9/23/2003 | | | WB | 2 | Ten | 8 | Kinney | Chacon | | Ginter |
| 9/23/2003 | | | GC | 4 | Sea | 2 | Gonzalez | Ohka | Gordon | Rodriguez |
| 9/23/2003 | | | Wey | 5 | Her | 6 | Glavine,T | Cornejo | Wagner | Owens |
| 9/24/2003 | | | Bos | 8 | Uti | 7 | Meche | Hernandez | Herges | Pujols |
| 9/24/2003 | | | Bra | 1 | AF | 3 | Park | Maroth | Myers | Schneider |
| 9/24/2003 | | | NY | 10 | PH | 5 | Loaiza | D'Amico | | Boone |
| 9/24/2003 | | | Ann | 8 | LA | 7 | Myers | Davis | Acevedo | Byrd |
| 9/24/2003 | | | Dow | 8 | Ric | 2 | Sabathia | Maddux | | Sexson |
| 9/24/2003 | | 12 | Sea | 11 | BC | 12 | Nathan | Baldwin | | Perez |
| 9/24/2003 | | | GC | 2 | WB | 3 | Lawrence | Santos | Rincon | Huff |
| 9/24/2003 | | 11 | Her | 5 | Ten | 6 | Dempster | Urbina | | Belliard |
| 9/24/2003 | | | SL | 5 | Win | 11 | Lilly | Ortiz | | Jenkins |
| 9/24/2003 | | | WP | 9 | Wey | 6 | Clemens | Leiter | | Buchanan |
| 9/25/2003 | | | Bos | 6 | Uti | 4 | Beckett | Wells | Bradford | Pujols |
| 9/25/2003 | | 10 | Bra | 5 | AF | 6 | Orosco | Parris | | Nevin |
| 9/25/2003 | | | NY | 4 | PH | 2 | Washburn | Radke | Brower | Furcal |
| 9/25/2003 | | | Ann | 7 | LA | 11 | Tomko | Reed | | Ramirez |
| 9/25/2003 | | | Dow | 0 | Ric | 2 | Thomson | Rodriguez | | Cabrera |
| 9/25/2003 | | | Sea | 4 | BC | 7 | Mulder | Graves | | Delgado |
| 9/25/2003 | | | GC | 6 | WB | 9 | May | Hendrickson | Walker | Huff |
| 9/25/2003 | | | Her | 7 | Ten | 4 | Parrish | Mecir | Urbina | Blalock |
| 9/25/2003 | | | SL | 4 | Win | 7 | Harper | Miller | Donnelly | Jenkins |
| 9/25/2003 | | | WP | 3 | Wey | 0 | Martinez | Hudson | Franco | Wells |
| 9/26/2003 | | | Bos | 13 | Uti | 2 | Zito | Abbott | | Biggio |
| 9/26/2003 | | | Bra | 7 | AF | 3 | Trachsel | Jennings | | Bagwell |
| 9/26/2003 | | | NY | 5 | PH | 3 | Hampton | Williams | Brower | Pierzynski |
| 9/26/2003 | | | Ann | 3 | LA | 4 | Reynolds | Lidle | Rodriguez,F | White |
| 9/26/2003 | | | Dow | 2 | Ric | 0 | Franklin | Sheets | Hammond | Wilson |
| 9/26/2003 | | | Sea | 2 | BC | 15 | Redding | Daal | Reed | Guillen |
| 9/26/2003 | | | GC | 7 | WB | 4 | Lohse | Anderson | Gordon | Stewart |
| 9/26/2003 | | | Her | 1 | Ten | 3 | Burkett | Wolf | Lyon | Spiezio |
| 9/27/2003 | | 12 | AF | 4 | Bos | 5 | Colome | Wright | | Durazo |
| 9/27/2003 | | | Uti | 3 | NY | 7 | Ponson | Stephenson | | Boone |
| 9/27/2003 | | 10 | Ric | 5 | PH | 4 | Baez | Sturtze | Miceli | Loretta |
| 9/27/2003 | | | LA | 3 | Dow | 10 | Pineiro | Benoit | | Sexson |
| 9/27/2003 | | | BC | 8 | GC | 2 | Halladay | Pettitte | | Perez |
| 9/27/2003 | | | Wey | 6 | WB | 11 | Zambrano | Wood | | Crawford |
| 9/27/2003 | | | Ten | 3 | Sea | 0 | Dempster | Nomo | Williams | Clark |
| 9/27/2003 | | | Win | 2 | WP | 0 | Milton | Figueroa | | Everett |
| 9/27/2003 | | 10 | Her | 1 | SL | 2 | Adams | Urbina | | Gonzalez |
| 9/28/2003 | | | AF | 1 | Bos | 2 | Herges | Myers | | Durazo |
| 9/28/2003 | | | Uti | 9 | NY | 7 | Traber | Lopez | Betancourt | Kotsay |
| 9/28/2003 | | | Ric | 1 | PH | 7 | Eaton | Suppan | | Lee |
| 9/28/2003 | | | LA | 6 | Dow | 9 | Sabathia | Rusch | | |
| 9/28/2003 | | | Bra | 3 | Ann | 1 | Buehrle | Towers | Cordero | Lugo |
| 9/28/2003 | | | BC | 2 | GC | 9 | Garcia | Prior | | Relaford |
| 9/28/2003 | | | Wey | 7 | WB | 8 | Walker | Hernandez | | Huff |
| 9/28/2003 | | | Ten | 4 | Sea | 8 | Ohka | Kinney | | Ichiro |
| 9/28/2003 | | | Win | 4 | WP | 0 | Schmidt | Rogers | | Gonzalez |
| 9/28/2003 | | | Her | 5 | SL | 4 | Speier | Hentgen | Wagner | Mabry |
| 9/29/2003 | | | AF | 6 | Bos | 9 | Meche | Park | Herges | Pujols |
| 9/29/2003 | | | Uti | 3 | NY | 9 | Loaiza | Hernandez | | Batista |
| 9/29/2003 | | | Ric | 0 | PH | 5 | D'Amico | Maddux | | McEwing |
| 9/29/2003 | | | LA | 1 | Dow | 3 | Escobar | Davis | Sauerbeck | Ibanez |
| 9/29/2003 | | | Bra | 4 | Ann | 1 | Lowe | Vazquez | | Lugo |
| 9/29/2003 | | | BC | 3 | GC | 4 | Plesac | Hermanson | Gordon | Young,D |
| 9/29/2003 | | | Wey | 4 | WB | 5 | Rincon | Leiter | Hernandez | Estalella |
| 9/29/2003 | | | Ten | 3 | Sea | 1 | Santana | Westbrook | Williams | Hunter |
| 9/29/2003 | | | Win | 0 | WP | 3 | Franco | Romero | Kline | Cedeno |
| 9/29/2003 | | | Her | 4 | SL | 8 | Ortiz | Phelps | | Anderson |
| 9/30/2003 | | | Bos | 3 | PH | 4 | Vargas | Bradford | | Olerud |
| 9/30/2003 | | | Dow | 2 | NY | 3 | Washburn | Moyer | Isringhausen | Thomas |
| 9/30/2003 | | | LA | 13 | Bra | 3 | Tomko | Maroth | | Beltran |
| 9/30/2003 | | | Ann | 5 | Ric | 7 | Baez | White | | Cabrera |
| 9/30/2003 | | | BC | 4 | Ten | 5 | Rueter | Heredia | | Rodriguez |
| 9/30/2003 | | | Sea | 6 | WB | 5 | Eyre | Rhodes | Borowski | Ichiro |
| 9/30/2003 | | | WP | 2 | GC | 7 | Hendrickson | Clemens | | Castilla |
| 9/30/2003 | | | Win | 2 | Her | 5 | Wakefield | Lilly | Wagner | Gomez |
| 10/1/2003 | | | Bos | 1 | PH | 8 | Williams | Zito | | Ramirez |
| 10/1/2003 | | | Uti | 2 | AF | 8 | Ritchie | Wells | | Bell |
| 10/1/2003 | | | Dow | 6 | NY | 8 | Isringhausen | Silva | | Pierzynski |
| 10/1/2003 | | | LA | 7 | Bra | 5 | Fuentes | Cordero | Rodriguez,F | Beltran |
| 10/1/2003 | | | Ann | 7 | Ric | 5 | Wilson | Baez | Smoltz | Byrd |
| 10/1/2003 | | | BC | 14 | Ten | 6 | Redding | Burkett | | Delgado |
| 10/1/2003 | | | Sea | 2 | WB | 5 | Anderson | Daal | Walker | Sanders |
| 10/1/2003 | | | WP | 6 | GC | 2 | Martinez | Lohse | | Berroa |
| 10/1/2003 | | | Win | 4 | Her | 0 | Ramirez | Wolf | | Payton |
| 10/1/2003 | | | SL | 3 | Wey | 4 | Hudson | Miller | Hamilton | Castro |
| 10/2/2003 | | | Bos | 3 | PH | 4 | Gagne | Colon | | Crede |
| 10/2/2003 | | | Uti | 4 | AF | 7 | Jennings | Abbott | Orosco | Grieve |
| 10/2/2003 | | | Dow | 14 | NY | 3 | Pineiro | Ponson | | Berkman |
| 10/2/2003 | | | Ann | 7 | Ric | 11 | Garland | Lidle | | Loretta |
| 10/2/2003 | | | BC | 6 | Ten | 0 | Halladay | Dempster | | Bigbie |
| 10/2/2003 | | | Sea | 1 | WB | 3 | Zambrano | Nomo | Rhodes | Huff |
| 10/2/2003 | | 10 | WP | 6 | GC | 5 | Fossum | Gordon | | Posada |
| 10/2/2003 | | | SL | 11 | Wey | 5 | Batista | Wood | Weathers | Jones,C |
| 10/3/2003 | | 11 | Ann | 6 | Bos | 4 | Smoltz | Colome | Carter | |
| 10/3/2003 | | | AF | 5 | NY | 12 | Clement | Wells | | Martin |
| 10/3/2003 | | | PH | 3 | Uti | 14 | Stephenson | Eaton | | Stairs |
| 10/3/2003 | | 10 | Ric | 6 | LA | 7 | Rodriguez,F | Villarreal | | |
| 10/3/2003 | | | WB | 6 | BC | 1 | Chacon | Day | Rhodes | Palmeiro |
| 10/3/2003 | | | SL | 1 | Sea | 10 | Ohka | Hentgen | | Vander Wal |
| 10/3/2003 | | | Ten | 8 | GC | 5 | Johnson | Garcia | Rueter | Spiezio |
| 10/3/2003 | | | Wey | 6 | Win | 9 | Mays | Cornejo | Donnelly | Abreu |
| 10/4/2003 | | | Ann | 4 | Bos | 8 | Herges | Vazquez | | Pujols |
| 10/4/2003 | | | AF | 0 | NY | 4 | Loaiza | Burnett | | Boone |
| 10/4/2003 | | | PH | 4 | Uti | 2 | D'Amico | Robertson | Gagne | Kendall |
| 10/4/2003 | | | Ric | 7 | LA | 5 | Maddux | Rusch | Villarreal | Monroe |
| 10/4/2003 | | | Bra | 0 | Dow | 4 | Sabathia | Buehrle | Hammond | Wilson |
| 10/4/2003 | | | WB | 8 | BC | 3 | Lawrence | Affeldt | | Huff |
| 10/4/2003 | | 12 | SL | 3 | Sea | 4 | Borowski | Eldred | | Sosa |
| 10/4/2003 | | | Ten | 2 | GC | 7 | Santos | Santana | Gordon | Grissom |
| 10/4/2003 | | 11 | Wey | 9 | Win | 10 | Romero | Kennedy | | Houston |
| 10/4/2003 | | | Her | 3 | WP | 2 | Parrish | Franco | Wagner | Taguchi |
| 10/5/2003 | | | Ann | 1 | Bos | 6 | Beckett | Myers | | Valentin |
| 10/5/2003 | | | AF | 5 | NY | 7 | Lopez | Orosco | Brower | Batista |
| 10/5/2003 | | | PH | 12 | Uti | 10 | Radke | Hernandez | Fultz | Alou |
| 10/5/2003 | | | Ric | 7 | LA | 8 | Nelson | Villarreal | Fuentes | Nixon |
| 10/5/2003 | | | Bra | 12 | Dow | 5 | Lowe | Moyer | | Bell |
| 10/5/2003 | | | WB | 5 | BC | 8 | Burba | May | | Delgado |
| 10/5/2003 | | | SL | 5 | Sea | 2 | Torres | Graves | | Tejada |
| 10/5/2003 | | | Ten | 6 | GC | 11 | Glover | Lee,C | | Matthews |
| 10/5/2003 | | | Wey | 4 | Win | 0 | Armas | Padilla | | Hernandez |
| 10/5/2003 | | | Her | 3 | WP | 7 | Pavano | Glavine,T | | Pavano |