| Competition: | Irish League |
| Season: | 1951–52 |
| Winners: | Glenavon 1st Irish title |
| Matches: | 132 |
| Total Goals: | 478 |
| League Topscorer: | Jimmy Jones (27) |
| Prevseason: | 1950–51 |
| Nextseason: | 1952–53 |
The 1951–52 Irish League was the 51st edition of the Irish League, the highest level of league competition in Northern Irish football. The league comprised 12 teams, and Glenavon won the championship.