| 2004 FAI Cup Final | |
| Event: | 2004 FAI Cup |
| Team1: | Longford Town |
| Team1score: | 2 |
| Team2: | Waterford United |
| Team2score: | 1 |
| Date: | 24 October 2004 |
| Stadium: | Lansdowne Road |
| City: | Dublin |
| Referee: | J. Feighery |
| Attendance: | 9,676[1] |
| Previous: | 2003 |
| Next: | 2005 |
The 2004 FAI Cup Final was the deciding match of the 2004 FAI Cup. Defending champions Longford Town contested the final against Waterford United. The match was played at Lansdowne Road in Dublin. Longford won the match 2 - 1.