Isla Mujeres (Spanish pronunciation: ['isla mu'xeɾes], Spanish for Island of the Women) is one of the eleven municipalities of the Mexican state of Quintana Roo, located on the Yucatán Peninsula.

Most of the municipality is located on the mainland in the northeastern corner of the state.

Its municipal seat, also called Isla Mujeres, is a small town on the island from which it takes its name.

It is located about 13 kilometres (8.1 mi) northeast of Cancún in the Caribbean Sea, and it is the easternmost municipal seat in Mexico.

The largest localities (cities, towns, and villages) are:[3]