1903–04 Challenge Cup

1903–04 Challenge Cup
Duration6 rounds
Highest attendance17,041
Winners Halifax
Runners-up Warrington

The 1903–04 Challenge Cup was the 8th staging of rugby league's oldest knockout competition, the Challenge Cup.

Halifax became the second team to record back-to-back Cup wins but would not reach another final until 1921, nor win the Cup again until 1931.