| Competition: | Irish League |
| Season: | 1973–74 |
| Winners: | Coleraine 1st Irish title |
| Matches: | 132 |
| Total Goals: | 438 |
| League Topscorer: | Des Dickson (24) |
| Prevseason: | 1972–73 |
| Nextseason: | 1974–75 |
The 1973–74 Irish League was the 73rd edition of the Irish League, the highest level of league competition in Northern Irish football. The league consisted of 12 teams, and Coleraine won the championship.