| Competition: | Irish League |
| Season: | 1947–48 |
| Winners: | Belfast Celtic 14th Irish title |
| Matches: | 132 |
| Total Goals: | 521 |
| League Topscorer: | Jimmy Jones (28) |
| Prevseason: | 1939–40 (official) 1946–47 (unofficial) |
| Nextseason: | 1948–49 |
The 1947–48 Irish League was the 47th edition of the Irish League, the highest level of league competition in Northern Irish football. The league comprised 12 teams, and Belfast Celtic won the championship.