Montchauvet, Yvelines

Montchauvet () is a commune in the Yvelines department in the Île-de-France region in north-central France.

River A small river named Ru d'Ouville traverses Montchauvet, passing through four other communes to a total length of . The Ru d'Ouville is a tributary of the Vaucouleurs which in turn empties into the Seine.

History A British bomber was shot down in the area of Montchauvet on 8 June 1944. The six men of its crew rest in the local graveyard.