Las Rosas is a city and one of the 119 Municipalities of Chiapas, in southern Mexico.
As of 2010, the municipality had a total population of 25,530, up from 21,100 as of 2005. It covers an area of 233.5 km².
As of 2010, the city of Las Rosas had a population of 18,817. Other than the city of Las Rosas, the municipality had 130 localities, none of which had a population over 1,000.