Cognomen Celam (Celam 
) , around the world, is a rare last name. The family name Celam is habitual in Bosnia and Herzegovina, where it is quite a rare surname, Croatia, where it is a very rare surname, and Germany. Not in comparison with a country's population, it is the most numerous in Bosnia and Herzegovina, India, and Germany. Much less frequently, Celam is the forename as well as the last name.