[1] Broughton Rangers were the first team to record a league and cup double by finishing top of the Rugby Football League Championship With 43 points and beating Salford Red Devils 25–0 at Rochdale in the Challenge Cup.
They finished top of the league with 49 points and beat Salford Red Devils 7–0 at Headingley Stadium.
Huddersfield Giants won their first of two doubles in 1913, finishing top of the league on points difference with Wigan Warriors and then went on to defeat them in the Championship Final 29–2.
Leeds won their first double in 2015 beating Hull Kingston Rovers in the Challenge Cup Final by a record winning margin of 50–0.
Swinton Lions Won their only double in 1928 beating Featherstone Rovers 11–0 in the Championship Final as well as finishing top of the league during the regular season.
They Beat Warrington Wolves 5-3 in the Challenge Cup final to complete their first double.
They then went on to beat Warrington Wolves 30–16 in the Grand Final to become only the third team in the Super League era to win the double.
[7][8] Thatto Heath Crusaders achieved the double twice when they won both league and cup trophies in 2013[9][10][11] and 2016.