Højer ( German:Hoyer, North FrisianHuuger), is a town with a population of 1,181 (1 January 2014) and a former municipality in south Denmark, in Region of Southern Denmark on the west coast of the Jutland peninsula. The municipality covered an area of 117 km², and had a total population of 2,861 (2005). Its last mayor was Peter Christensen, a member of the Social Democrats (Socialdemokraterne) political party.
The coastal area of the former municipality is a nature reserve.
The municipality was created in 1970 due to a kommunalreform ("Municipality Reform") that combined a number of existing parishes:
- Daler Parish
- Emmerlev Parish
- Hjerpsted Parish
- Højer Parish
On 1 January 2007 Højer municipality ceased to exist due to Kommunalreformen ("The Municipality Reform" of 2007). It was merged with Bredebro, Løgumkloster, Nørre-Rangstrup, Skærbæk, and Tønder municipalities to form the new Tønder municipality. This created a municipality with an area of 1,352 km² and a total population of 42,645 (2005).