Across the world, Koulm (Columba 
, Coulm 
, Koulm) is a common primarily girly, but very infrequently male first name. The first name Koulm is characteristic of Mexico, where it is quite a common feminine name, Ireland, where it is quite a rare masculine name, and Philippines, where it is quite a rare feminine name. Not in comparison with a country's population, this name is the most popular in Mexico, Philippines, and Nigeria. Also, Koulm is the last name as well as the forename.