The 2013 London Broncos season was the thirty-fourth in the club's history and their eighteenth season in the Super League. Competing in Super League XVIII, the club was coached by Tony Rea, finishing in 13th place and reaching the Semi Finals of the 2013 Challenge Cup. It was the 18th season of the Super League era and their second since returning to the London Broncos name. They came within one match of the Challenge Cup final but finished the Super League season in second to last place.