Aldama is one of the 67 municipalities of Chihuahua, in northern Mexico. The municipal seat lies at Juan Aldama.
As of 2010, the municipality had a total population of 22,302, up from 19,879 as of 2005. It covers an area of 9835.9 km<sup>2</sup>.
The municipality had 487 localities, the largest of which (with 2010 populations in parentheses) was: Juan Aldama (18,642), classified as urban, and classified as rural.