32 clubs entered the competition which was won by Widnes who beat Keighley 18–5 in the final at Wembley Stadium on 8 May 1937.
The draw for the semi-finals was delayed until the third round tie between Huddersfield and Wigan had been played and was made on 18 March.
Widnes went 5–0 up within the first ten minutes as Tommy Shannon scored a try which Peter Topping converted.
Some Keighley pressure came to nothing and Ken Barber intercepted a pass to score Widnes' third try which Topping converted.
Five minutes later Widnes' put the game beyond Keighley's reach as captain Nat Silcock scored their fourth try.