In all the world, קליס (Callis 
, Kallis 
, Callies ) is a rare epicene forename. The given name קליס is characteristic of Greece, where it is a rare female name, South Africa, where it is a very rare masculine name, and the United States, where it is a very rare largely male, but infrequently female name. Not in comparison with a country's population, this name is the most popular in the United States, India, and South Africa. More frequently, קליס is the last name as well as the forename.