| Norgesmesterskapet i fotball for menn 1973 | |
|---|---|
| Tournament details | |
| Country |  Norway |
| Teams | 128 (main competition) |
| Defending champions | Brann |
| Final positions | |
| Champions | Strømsgodset (3rd title) |
| Runner-up | Rosenborg |
The 1973 Norwegian Football Cup was the 68th edition of the Norwegian annual knockout football tournament. The Cup was won by Strømsgodset after beating Rosenborg in the cup final with the score 1–0. This was Strømsgodset's third Norwegian Cup title.