| Gold Cup | |
| Year: | 1989–90 |
| Num Teams: | 14 |
| Defending Champions: | Linfield |
| Winners: | Linfield (32nd win) |
| Second: | Portadown |
| Matches: | 31 |
| Goals: | 80 |
| Prev Season: | 1988–89 |
| Next Season: | 1990–91 |
The 1989–90 Gold Cup was the 71st edition of the Gold Cup, a cup competition in Northern Irish football.[1]
The tournament was won by Linfield for the 32nd time and 3rd consecutive season, defeating Portadown 2–0 in the final replay at The Oval[2] after the original final ended 0-0.[3]
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