1920–21 Irish League
The Irish League in season 1920–21 comprised 5 teams, and Glentoran won the championship.
League standings
| Pos | Club | P | W | D | L | GF | GA | Pts |
| 1 | Glentoran | 8 | 7 | 0 | 1 | 20 | 6 | 14 |
| 2 | Glenavon | 8 | 5 | 2 | 1 | 14 | 8 | 12 |
| 3 | Linfield | 8 | 3 | 3 | 2 | 8 | 6 | 9 |
| 4 | Cliftonville | 8 | 1 | 1 | 6 | 5 | 15 | 3 |
| 5 | Distillery | 8 | 1 | 0 | 7 | 7 | 19 | 2 |
References
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