Houat (; , ) is a French island off the south coast of Brittany in the department of Morbihan. It is located, along with two other major islands, in the entrance to the Baie de Quiberon. Its "twin sister" island is Hoëdic. Administratively, Île-d'Houat is a commune of the Morbihan department. Geography long, at the widest. The island is mostly granite cliffs except for a long beach lined with dunes on the eastern coast. Demographics Inhabitants of Île-d'Houat are called Houatais. Miscellaneous Houat is the setting for Iain Pears' 2005 novel The Portrait. See also Communes of the Morbihan department References External links Islands of Brittany Communes of Morbihan Islands of the Bay of Biscay