Villa Unión is one of the 38 municipalities of Coahuila, in north-eastern Mexico.

The municipal seat lies at Villa Unión.

The municipality covers an area of 1540.3 km².

[1] On November 29, 2019, four police officers and seven armed civilians, members of the Cartel del Noreste, were killed in a shootout during an attack on the Villa Unión Municipal palace.

This article about a location in the Mexican state of Coahuila is a stub.