1929–30 FAI Cup
The FAI Cup 1929-30 was the ninth edition of Ireland's premier cup competition, The Football Association of Ireland Challenge Cup or FAI Cup. The tournament began on 4 January 1930 and concluded on 17 March with the final held at Dalymount Park, Dublin. An official attendance of 17,000 people watched Shamrock Rovers claim the second of five FAI Cup titles in a row by defeating Brideville with a controversial late goal.
First round
| Tie no | Home team | Score | Away team | Date |
| 1 | Bray Unknowns | 0-1 | Bohemians | 4 January 1930 |
| refix | Bray Unknowns | 3-7 | Bohemians | 8 January 1930 |
| 2 | Shamrock Rovers | 1-1 | Shelbourne | 4 January 1930 |
| replay | Shelbourne | 0-0 | Shamrock Rovers | 8 January 1930 |
| replay | Shamrock Rovers | 3-1 | Shelbourne | 15 January 1930 |
| 3 | Brideville | 1-0 | Waterford Celtic | 5 January 1930 |
| 4 | Cork Bohemians | 1-2 | Dundalk | 5 January 1930 |
| 5 | Dolphin | 5-1 | Mullingar Celtic | 5 January 1930 |
| 6 | Drumcondra | 3-3 | Fordsons | 5 January 1930 |
| replay | Fordsons | 3-1 | Drumcondra | 8 January 1930 |
| 7 | Glasnevin | 2-1 | Cahir Park | 5 January 1930 |
| 8 | Jacobs | 3-4 | St James's Gate | 5 January 1930 |
Second round
| Tie no | Home team | Score | Away team | Date |
| 1 | Shamrock Rovers | 4-2 | St James's Gate | 18 January 1930 |
| 2 | Brideville | 1-1 | Dolphin | 19 January 1930 |
| replay | Dolphin | 2-2 | Brideville | 22 January 1930 |
| replay | Brideville | 5-1 | Dolphin | 29 January 1930 |
| 3 | Dundalk | 5-0 | Glasnevin | 19 January 1930 |
| 4 | Fordsons | 1-0 | Bohemians | 19 January 1930 |
Semi-finals
----Replay
Final
| Winner of FAI Cup 1929-30 |
| Shamrock Rovers 3rd Title |