Milluni (Aymara millu light brown, reddish, fair-haired, dark chestnut,[2] -ni suffix to indicate ownership, "the one that has got a brown colour") is a lake on the western side of the Cordillera Real of Bolivia located in the La Paz Department, Pedro Domingo Murillo Province, El Alto Municipality, north of El Alto.

The lake is situated at a height of 4,565 metres (14,977 ft) south of the mountain Wayna Potosí, at the foot of Chacaltaya.

The surface is 2.37 km2 (0.92 sq mi).

Milluni Lake is also called Milluni Grande (Spanish for big) in order to distinguish it from a smaller, half moon shaped lake next to it in the north, Milluni Chico (Spanish for small), which is situated at a height of 4,585 m.

This La Paz Department geography article is a stub.