| FAI Cup | |
| Year: | 1935 |
| Country: | Republic of Ireland |
| Winners: | Bohemian |
| Second: | Dundalk |
| Count: | 2 |
| Matches: | 21 |
| Goals: | 70 |
| Prev Season: | 1934 |
| Next Season: | 1936 |
The FAI Cup 1934/35 was the fourteenth edition of Ireland's premier cup competition, The Football Association of Ireland Challenge Cup or FAI Cup. The tournament began on 13 January 1935 and concluded on 14 April with the final held at Dalymount Park, Dublin. An official attendance of 22,000 people watched Bohemians defeat Dundalk in a high-scoring finale.
| Tie no | Home team | Score | Away team | Date | |
|---|---|---|---|---|---|
| 1 | Distillery | 1-1 | Butchers (Cork) | 13 January 1935 | |
| replay | Butchers (Cork) | 0-0 | Distillery | 16 January 1935 | |
| replay(2) | Distillery | 3-0 | Butchers (Cork) | 23 January 1935 | |
| 2 | Reds United | 3-3 | Bohemians | 19 January 1935 | |
| replay | Bohemians | 4-3 | Reds United | 23 January 1935 | |
| 3 | Cork | 0-0 | B&I | 20 January 1935 | |
| replay | Cork | 3-0 | B&I | 23 January 1935 | |
| 4 | Dolphin | 1-0 | Bray Unknowns | 20 January 1935 | |
| 5 | Drumcondra | 3-0 | Tramore Rookies | 20 January 1935 | |
| 6 | Shamrock Rovers | 0-1 | Dundalk | 20 January 1935 | |
| 7 | St James's Gate | 1-1 | Sligo Rovers | 20 January 1935 | |
| replay | Sligo Rovers | 3-1 | St James's Gate | 23 January 1935 | |
| 8 | Waterford | 4-2 | UCD | 20 January 1935 |
| Tie no | Home team | Score | Away team | Date | |
|---|---|---|---|---|---|
| 1 | Bohemians | 5-2 | Waterford | 9 February 1935 | |
| 2 | Distillery | 1-2 | Dundalk | 9 February 1935 | |
| 3 | Drumcondra | 0-2 | Dolphin | 10 February 1935 | |
| 4 | Sligo Rovers | 5-1 | Cork | 10 February 1935 |
----
A. From 1923 to 1936, the FAI Cup was known as the Free State Cup.
B. Attendances were calculated using gate receipts which limited their accuracy as a large proportion of people, particularly children, attended football matches in Ireland throughout the 20th century for free by a number of means.