| Sep 25 | | 27 | Cubs 3, Giants 0Final | Zambrano throws a 2-hitter to lead Cubs to win. |
| Sep 27 | | 15 | Cubs 1, Giants 5Final | Cain, Whiteside lead Giants past Cubs |
| Sep 29 | | 15 | Diamondbacks 4, Giants 8Final | Molina homers twice in Giants' win |
| Sep 30 | | 5 | Diamondbacks 1, Giants 4Final | Penny tosses gem, but Giants out of playoff hunt |
| Oct 1 | | 20 | Diamondbacks 3, Giants 7Final | Lincecum wins final 2009 start |
| Oct 2 | | 20 | Giants 7, Padres 2Final | Zito knocked out of game by Gonzo's line drive |
| Oct 3 | | 21 | Giants 0, Padres 2Final | LeBlanc shuts down Giants in 2-0 Pads win |
| Oct 4 | | 125 | Giants 4, Padres 3Final/10 | Big Unit makes possible final appearance |
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