Drejø () is a Danish island south of Funen with 65 inhabitants, located in Svendborg municipality. The island covers an area of , and is long and wide at its widest. A ferry travels between Svendborg, Skarø and Drejø.
thumb|left|280px|Drejø island (lower left) is north of [[Ærø, south of Funen Island & southeast of Lyø.]]