| Norgesmesterskapet i fotball for herrer | |
|---|---|
| Tournament details | |
| Country |  Norway |
| Teams | 128 (main competition) |
| Defending champions | Moss |
| Final positions | |
| Champions | Fredrikstad (10th title) |
| Runner-up | Viking |
The 1983 Norwegian Football Cup was the 79th edition of the Norwegian annual knockout football tournament. The Cup was won by Fredrikstad after beating Viking in the cup final. It took a replay to decide the winner. This was Fredrikstad's tenth Norwegian Cup title. They had to wait 22 years for their eleventh title, in 2006.