1902–03 Irish League
The 1902–03 Irish League was the 13th edition of the Irish League, the highest level of league competition in Irish football.
The league comprised eight teams, and Distillery won the championship for the 4th time.
Season summary
St Columb's Court, who had competed the [1901–02 Ireland|Irish League|previous season], did not compete this season. Their place was taken by Bohemians, who became the first team from Dublin to be elected into the league.Teams and locations
| Team | Town | Home Ground |
| Belfast Celtic | Belfast | Celtic Park |
| Bohemians | Dublin | Dalymount Park |
| Cliftonville | Belfast | Solitude |
| Derry Celtic | Derry | Brandywell |
| Distillery | Belfast | Grosvenor Park |
| Glentoran | Belfast | The Oval |
| Linfield | Belfast | Balmoral |
| Ulster | Belfast | Ulster Cricket Ground |