1902 Pittsburgh Pirates season
| 1902 Pittsburgh Pirates | |
|---|---|
| National League champions | |
| League | National League |
| Ballpark | Exposition Park |
| City | Allegheny, Pennsylvania |
| Record | 103–36 (.741) |
| League place | 1st |
| Owners | Barney Dreyfuss |
| Managers | Fred Clarke |
The 1902 Pittsburgh Pirates won a second straight National League pennant, by an overwhelming 27.5 game margin over the Brooklyn Superbas. It was the Pirates' first ever 100-win team, and it remains the franchise record for best winning percentage at home (.789).
The team finished with a league-best record of 103-36.