| 2009 NPB season | |
|---|---|
| League | Nippon Professional Baseball |
| Sport | Baseball |
| Duration | April 3 – November 7 |
| Central League Pennant | |
| League champions | Yomiuri Giants |
| Runners-up | Chunichi Dragons |
| Season MVP | Alex Ramírez (Yomiuri) |
| Pacific League Pennant | |
| League champions | Hokkaido Nippon-Ham Fighters |
| Runners-up | Tohoku Rakuten Golden Eagles |
| Season MVP | Yu Darvish (Nippon Ham) |
| Climax Series | |
| CL champions | Yomiuri Giants |
| CL runners-up | Chunichi Dragons |
| PL champions | Hokkaido Nippon-Ham Fighters |
| PL runners-up | Tohoku Rakuten Golden Eagles |
| Japan Series | |
| Champions | Yomiuri Giants |
| Runners-up | Hokkaido Nippon-Ham Fighters |
| Finals MVP | Shinnosuke Abe (Yomiuri) |
The 2009 Nippon Professional Baseball season is the 60th season since the NPB was reorganized in 1950