| Club: | Heart of Midlothian |
| Season: | 1909–10 |
| Manager: | James McGhee (to December) John McCartney (from January) |
| Stadium: | Tynecastle Park |
| League: | Scottish First Division |
| League Result: | 12th |
| Cup1 Result: | 3rd Round |
| League Topscorer: | |
| Season Topscorer: | |
| Prevseason: | 1908–09 |
| Nextseason: | 1910–11 |
During the 1909–10 season Hearts competed in the Scottish First Division, the Scottish Cup and the East of Scotland Shield.
See main article: 1909–10 Scottish Cup.