Cognomen دوماس (Dumas 
, دوماس) , in all the world, is a common family name. The last name دوماس is habitual in France, where it is quite a common surname, Monaco, and Martinique (explore the name in all countries). Not in comparison with a country's population, the name is most common in France, the United States, and Canada. Very seldom, دوماس is the forename as well as the last name.