Across the world, كاليس (Calice 
, Calles 
, Callis 
) is quite a rare gender-neutral forename. The forename كاليس is habitual in Cameroon, where it is quite a rare dominantly feminine, but seldom masculine name, the Democratic Republic of the Congo, where it is a rare male name, and Italy, where it is a very rare unisex name. Measured by absolute frequency, it is commonest in Cameroon, the Democratic Republic of the Congo, and the United States. More frequently, كاليس is the last name as well as the forename.