Last name קלמט (Calmat 
, Calmette 
, קלמט 
) , worldwide, is a rare family name. The cognomen קלמט is characteristic of France, where it is quite a rare surname, Argentina, where it is a very rare surname, and Peru. In absolute terms, the name is most common in France, Argentina, and the United States. Very seldom, קלמט is the forename as well as the last name.