Here are 25 pictures from times they have reigned supreme in the famous knock-out competition.
21.
2013 - Wigan Warriors coach Shaun Wane poses with the trophy alongside Sean O'Loughlin (R) and Matthew Smith (L) of Wigan Warriors after Wigan Warriors won the Tetley's Challenge Cup Final between Wigan Warriors and Hull FC at Wembley Stadium. Photo: Photo by Paul Gilham/Getty Images
22.
Shaun Edwards of Wigan (centre) about to pass to teammate Martin Offiah (left) during the Silk Cut Challenge Cup final at Wembley Stadium, London, 30th April 1994. Wigan won the match 26-16. Photo: Photo by David Rogers/Getty Images
23.
1994 - Dean Bell (left) and Mick Cassidy of Wigan with the trophy after they beat Leeds 26-16 to win the Silk Cut Challenge Cup final at Wembley Stadium. Photo: Photo by Gary M. Prior/Getty Images
24.
1994 - The Wigan rugby league team with the trophy after they beat Leeds 26-16 to win the Silk Cut Challenge Cup final at Wembley Stadium. Photo: Photo by Gary M. Prior/Getty Images