Cognomen Йеллен (Yellen 
, Йеллен 
) , throughout the world, is a rare family name. The family name Йеллен is characteristic of the United States, where it is a rare surname, New Zealand, and Canada, where it is a very rare surname. Not in comparison with a country's population, it is the most numerous in the United States, the United Kingdom, and Canada. Much less frequently, Йеллен is the forename as well as the last name.