Lyn won the Norwegian Cup after beating Rosenborg 4–1 on 29 October. The goal scorers for Lyn were Ola Dybwad-Olsen, who scored in the 10th minute, Harald Berg, who scored in the 25th and 42nd minutes, and Knut Berg, who scored in the 52nd minute. For Rosenborg, Odd Iversen, scored in the 34th minute.
27 389 spectators attended Ullevål stadion in Oslo. Pitch conditions were very poor, with a lot of mud. The referee was Ivar Hornslien. The was Lyn's seventh Norwegian Cup.
Lyn's winning squad: Svein Bjørn Olsen, Jan Rodvang, Kjell Saga, Helge Østvold, Knut Kolle, Svein Bredo Østlien, Andreas Morisbak, Jan Berg, Harald Berg, Ola Dybwad-Olsen, Knut Berg, Reidar Tessem, Tom Ørehagen and Sveinung Aarnseth.