Nyborg Municipality is a municipality (Danish: kommune) in Region of Southern Denmark on the east coast of the island of Funen in central Denmark. The municipality covers an area of 278 km², and has a total population of 32,009 (2020). It borders Kerteminde Municipality to the north-west, Faaborg-Midtfyn Municipality to the south-west, Svendborg Municipality to the south and is connected to Slagelse Municipality by the Great Belt Bridge. Its mayor is Kenneth Muhs, a member of the Venstre (Liberal Party) political party. The main town and the site of its municipal council is the city of Nyborg.