Until 1 January 2007, Faaborg municipality or Fåborg municipality was a municipality (Danish, kommune) in Funen County on the southwestern coast of the island of Funen in central Denmark. The municipality included the islands of Lyø, Bjørnø, Avernakø, and Svelmø, and covered an area of 227 km2. It had a total population of 17,325 (2005). Its last mayor was Britta Duelund, a member of the Social Democrats (Socialdemokraterne) political party. The main town and the site of its municipal council was the town of Faaborg.
Faaborg municipality ceased to exist as the result of Kommunalreformen ("The Municipality Reform" of 2007). It was merged with existing Broby, Ringe, Ryslinge, and Årslev municipalities to form the new Faaborg-Midtfyn municipality. This created a municipality with an area of 638 km2 and a total population of 51,144 (2005). The new municipality belongs to Region of Southern Denmark.