| Competition: | Irish League |
| Season: | 1954–55 |
| Winners: | Linfield 22nd Irish title |
| Matches: | 132 |
| Total Goals: | 522 |
| League Topscorer: | Fay Coyle (20) |
| Prevseason: | 1953–54 |
| Nextseason: | 1955–56 |
The 1954–55 Irish League was the 54th edition of the Irish League, the highest level of league competition in Northern Irish football. The league comprised 12 teams, and Linfield won the championship after winning a playoff against Glenavon.