| Norgesmesterskapet i fotball for herrer | |
|---|---|
| Tournament details | |
| Country |  Norway |
| Teams | 128 (main competition) |
| Defending champions | Fredrikstad |
| Final positions | |
| Champions | Lillestrøm (4th title) |
| Runner-up | Vålerengen |
The 1985 Norwegian Football Cup was the 80th edition of the Norwegian annual knockout football tournament. The Cup was won by Lillestrøm after beating Vålerengen in the cup final with the score 4–1. This was Lillestrøm's fourth Norwegian Cup title.