Around the world, Колен (Colen 
, Kolen , Coolen ) is quite a rare largely masculine, but uncommonly feminine forename. The first name Колен is characteristic of South Africa, where it is a rare predominantly masculine, but scarcely feminine name, Philippines, where it is a rare epicene name, and Belgium. Measured by absolute frequency, it most frequently occurs in India, South Africa, and the United States. More prevalently, Колен is the last name as well as the forename.