| 1987 Norwegian Football Cup | |
| Other Titles: | Norgesmesterskapet i fotball for herrer |
| Country: |  Norway |
| Num Teams: | 128 (main competition) |
| Defending Champions: | Tromsø |
| Winners: | Bryne (1st title) |
| Second: | Brann |
| Prev Season: | 1986 |
| Next Season: | 1988 |
The 1987 Norwegian Football Cup was the 82nd edition of the Norwegian annual knockout football tournament. The Cup was won by Bryne after they beat Brann in the cup final with the score 1–0. This was Bryne's first Norwegian Cup title.
From this season, the penalty shoot-outs were replaced the replays in the first three rounds.
|colspan="3" style="background-color:#97DEFF"|30 May 1987|-|colspan="3" style="background-color:#97DEFF"|31 May 1987|-|colspan="3" style="background-color:#97DEFF"|1 June 1987|}
|colspan="3" style="background-color:#97DEFF"|23 June 1987|-|colspan="3" style="background-color:#97DEFF"|24 June 1987|-|colspan="3" style="background-color:#97DEFF"|25 June 1987|}
|colspan="3" style="background-color:#97DEFF"|7 July 1987|-|colspan="3" style="background-color:#97DEFF"|8 July 1987|}
|colspan="3" style="background-color:#97DEFF"|2 August 1987|-|colspan="3" style="background-color:#97DEFF"|Replay: 5 August 1987|}
|colspan="3" style="background-color:#97DEFF"|19 August 1987|-|colspan="3" style="background-color:#97DEFF"|Replay: 1 September 1987|-|colspan="3" style="background-color:#97DEFF"|2nd replay: 3 September 1987|}
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See main article: 1987 Norwegian Football Cup final.