Extreme Football League can mean: *

X League (women's football) The Extreme Football League (X League) is an American women's semi-professional tackle football league. The league was originally founded in 2009 as the Lingerie Football League (LFL), and later rebranded as the Legends Football League in 2013. ...

, a women's football league in the United States *

XFL (2001) The XFL was a professional American football league that played its only season in 2001. The XFL was operated as a joint venture between the WWE, World Wrestling Federation (WWF, now WWE) and NBC. The XFL was conceived as an outdoor football l ...

, a professional American football league in the United States that played for one season in 2001 *

XFL (2020) The XFL is a professional American football minor league consisting of eight teams located across the United States in mid-sized to major markets served by at least one other major professional sports team. Seasons run from February to April, ...

, the second incarnation of the league that began play in 2020

See also