| Competition: | Irish League |
| Season: | 1941–42 |
| Winners: | Belfast Celtic |
| Matches: | 60 |
| Total Goals: | 273 |
| Prevseason: | 1940–41 |
| Nextseason: | 1942–43 |
The Irish League in season 1941–42 was suspended due to the Second World War. A Northern Regional League was played instead by 6 teams, and Belfast Celtic won the championship.[1]