Last name Кален (Kalen 
, Кален 
, Cahlen 
) , globally, is quite a common family name. The last name Кален is characteristic of Kyrgyzstan, where it is quite a rare surname, Sweden, and Finland, where it is a rare surname. Not in comparison with a country's population, it is commonest in India, the United States, and Malaysia. Also, Кален is the forename as well as the last name.