The 2009 National Football League, known for sponsorship reasons as the Allianz National Football League, was the 78th staging of the National Football League (NFL), an annual Gaelic football tournament for the Gaelic Athletic Association county teams of Ireland.
Thirty-two Gaelic football county teams from the island of Ireland, plus London, participated.
On 26 April, Kerry defeated Derry by 1-15 to 0-15 to win their 19th league title.
[1] The 2009 format of the National Football League was a system of four divisions.
2 points were awarded for a win and 1 for a draw.