The 1908–09 Challenge Cup was the 13th staging of rugby league's oldest knockout competition, the Challenge Cup. The cup was won by Wakefield Trinity who beat Hull F.C. 17-0 at Headingley, Leeds on 24 April 1909 in front of a crowd of 23,587. This was the first time Wakefield Trinity had won the cup as well as the club's first appearance in the final.