Langeland is a Danish island located between the Great Belt and Bay of Kiel. The island measures 285 km² or 110 square miles, and has a population of roughly 15,000.

The island produces grain and is known as a recreational area. A bridge connects it to Taasinge  via Siø, a small island with a population of 20, and the main island of Funen to the northwest. Also there are connections by car ferry to the islands of Lolland, Ærø and Strynø. Rudkøbing, the island's largest town, is the place of birth of famous physicist and chemist H.C. Ørsted.