Prévessin-Moëns (French pronunciation: [pʁe.və.sɛ̃ mo.ɛ̃s]) is a commune in the Department of Ain, in France.

The commune of Prévessin-Moëns is situated between the Jura mountains and the Alps, with a view of Mont Blanc.

Originally founded as a combination of the communes of Prévessin and Moëns, the commune now also includes the hamlets of Magny, les Aglands, Brétigny, and Vésegnin.

Founded as an agricultural commune, Prévessin-Moëns has transformed into a low-rise housing community populated mostly by "frontalier(e)s" who work across the Swiss border in the canton of Geneva.

[3] Collège Le Joran (junior high school) is located in Prévessin-Moëns, while Lycée international de Ferney-Voltaire (having junior high school and senior high school/sixth form college) is in nearby Ferney-Voltaire.