The 2011 National Football League was a competition run by the Gaelic Athletic Association (GAA) between February and April 2011.
It was contested by 33 teams, representing the 32 counties of Ireland plus London.
Cork retained the title after a 0–21 to 2–14 win against Dublin.
The top two teams in each of divisions 2, 3 and 4 were promoted, and contested the finals of their respective divisions; the top two teams in Division 1 contested the 2011 NFL final.
Advanced to NFL final Automatic relegation to Division 2