Belleydoux () is a commune in the Ain department in eastern France.
Geography Belleydoux is situated at the southernmost end of the Hautes-Combes in the Jura mountains, and lies in the Semine valley, a tributary of the Rhône via the Valserine river. The village is overlooked by the Roche Fauconnière cliff.
Population
Notable people
Gabriel Taborin (1799–1864), religious Brother and founder
See also Communes of the Ain department
References