The 2013 Challenge Cup (also known as the Tetley's Challenge Cup for sponsorship reasons) was the 112th staging of the most competitive European rugby league tournament at club level and was open to teams from England, Wales, Scotland and France. It began its preliminary stages in October 2012. Warrington were the reigning champions, but lost 12–16 to Hull F.C. in the semifinal, who would go on to lose the final 0–16 to Wigan.