The 1945–46 Yorkshire Cup was the thirty-eighth occasion on which the competition had been held. In this, the first peacetime Cup final for five years, there is a new name on the trophy. Bradford Northern who previously won the trophy in 1940–41, 1941–42 and 1943–44, can now lay claim to a genuine trophy (The wartime competitions were not counted officially in the records)Bradford Northern won the trophy by beating Wakefield Trinity by the score of 5-2 The match was played at Thrum Hall, Halifax, now in West Yorkshire. The attendance was 24,252 and receipts were £1,934