| Ulster Cup | |
| Year: | 1954–55 |
| Num Teams: | 12 |
| Defending Champions: | Crusaders |
| Winners: | Glenavon (1st win) |
| Second: | Coleraine |
| Matches: | 31 |
| Goals: | 120 |
| Prev Season: | 1953–54 |
| Next Season: | 1955–56 |
The 1954–55 Ulster Cup was the seventh edition of the Ulster Cup, a cup competition in Northern Irish football.[1]
Glenavon won the tournament for the 1st time, defeating Coleraine 3–1 in the final.[2] [3]