1930–31 League of Ireland
The 1930–31 League of Ireland was the tenth season of the League of Ireland and was won by Shelbourne.
Overview
It was contested by 12 teams, and Shelbourne won the championship.
Final classification
| Pos | Club | Pts | W | D | L | GF | GA | GD |
| 1 | Shelbourne | 31 | 13 | 5 | 4 | 52 | 22 | +30 |
| 2 | Dundalk | 28 | 11 | 6 | 5 | 34 | 43 | +21 |
| 3 | Bohemians | 27 | 10 | 7 | 5 | 45 | 32 | +13 |
| 4 | Cork | 27 | 12 | 3 | 7 | 55 | 45 | +10 |
| 5 | Dolphin | 26 | 11 | 4 | 7 | 51 | 43 | -8 |
| 6 | Brideville | 26 | 10 | 6 | 6 | 49 | 44 | +5 |
| 7 | Shamrock Rovers | 23 | 9 | 5 | 8 | 54 | 49 | +6 |
| 8 | Bray Unknowns | 20 | 8 | 4 | 10 | 41 | 45 | -4 |
| 9 | Waterford | 19 | 8 | 3 | 11 | 43 | 52 | -9 |
| 10 | St James's Gate | 18 | 7 | 4 | 11 | 36 | 48 | -12 |
| 11 | Drumcondra | 15 | 5 | 5 | 12 | 33 | 49 | -16 |
| 12 | Jacobs | 4 | 1 | 2 | 19 | 21 | 72 | -51 |