Cognomen Chamsin (Chamsin 
, จำศีล) , in all the world, is a rare last name. The family name Chamsin is habitual in Lebanon, where it is quite a rare surname, Indonesia, where it is a very rare surname, and Argentina. Not in comparison with a country's population, the name is most common in Indonesia, Lebanon, and Germany. Very seldom, Chamsin is the forename as well as the last name.