List of leagues of American football

This is a list of current and defunct leagues of American football.

Current leagues

The league name and year formed are listed below.

Men's leagues

• National Football League, 1920
• Arena Football League, 1987
• NFL Europe, 1991
• AF2, 2000
• National Indoor Football League, 2001
• British Senior League
• German Football League
• Irish American Football League

Women's leagues

• Women's Professional Football League, 1999
• National Women's Football Association, 2000
• Independent Women's Football League, 2001
• Womens Football League, 2002

Historic leagues

The league name and seasons are listed below.

Men's leagues

• All-America Football Conference, 1946-1949
• American Football League, 1926, 1936-1937, 1940-1941, and 1960-1969
• Continental Football League, 1965-1969
• World Football League, 1974-1975
• United States Football League, 1983-1985
• XFL, 2001

Women's leagues

• Women's American Football League, formed 2001, became the AFWL in 2002
• American Football Women's League (AFWL), 2002 only
• Women's Football Association, 2002 only