| Irish Cup | |
| Year: | 1964–65 |
| Num Teams: | 16 |
| Defending Champions: | Derry City |
| Winners: | Coleraine (1st win) |
| Second: | Glenavon |
| Matches: | 21 |
| Goals: | 68 |
| Prev Season: | 1963–64 |
| Next Season: | 1965–66 |
The 1964–65 Irish Cup was the 85th edition of the Irish Cup, the premier knock-out cup competition in Northern Irish football.
Coleraine won the cup for the 1st time, defeating Glenavon 2–1 in the final at Windsor Park.[1]
The holders Derry City were knocked out by Linfield in the quarter-finals.[2]
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