Cognomen Chanma (Chanma 
, จันมา ) , throughout the world, is quite a rare last name. The cognomen Chanma is characteristic of Thailand, where it is quite a rare surname, Malaysia, and the United States, where it is an extremely rare surname. Not in comparison with a country's population, it most frequently occurs in Thailand, Malaysia, and India. Very seldom, Chanma is the forename as well as the last name.