Æbelø (English: apple-island) is a Danish island in the Kattegat, off Funen's north coast. The island covers an area of 2.09 km². In between the island and Funen, there are 4 smaller islands. Æbelø has 2 inhabitants in the summer, in the winter it is de facto uninhabited. Between 1938 and 1943, the owner of the island was Kaj Dindler.
There is a lighthouse on the island.