The 1971 Norwegian Football Cup was the 66th edition of the Norwegian annual knockout football tournament. The Cup was won by Rosenborg after beating Fredrikstad in the cup final with the score 4âÂÂ1. This was Rosenborg's third Norwegian Cup title.
|colspan="3" style="background-color:#97DEFF"|3 June 1971
|- |colspan="3" style="background-color:#97DEFF"|4 June 1971
|- |colspan="3" style="background-color:#97DEFF"|5 June 1971
|- |colspan="3" style="background-color:#97DEFF"|6 June 1971
|- |colspan="3" style="background-color:#97DEFF"|Replay: 16 June 1971
|colspan="3" style="background-color:#97DEFF"|20 June 1971
|- |colspan="3" style="background-color:#97DEFF"|24 June 1971
|- |colspan="3" style="background-color:#97DEFF"|25 June 1971
|- |colspan="3" style="background-color:#97DEFF"|Replay: 24 June 1971
|- |colspan="3" style="background-color:#97DEFF"|Replay: 27 June 1971
|colspan="3" style="background-color:#97DEFF"|25 July 1971
|- |colspan="3" style="background-color:#97DEFF"|28 July 1971
|- |colspan="3" style="background-color:#97DEFF"|1 August 1971
|- |colspan="3" style="background-color:#97DEFF"|Replay: 5 August 1971
|colspan="3" style="background-color:#97DEFF"|15 August 1971
|colspan="3" style="background-color:#97DEFF"|29 August 1971
|- |colspan="3" style="background-color:#97DEFF"|Replay: 2 September 1971