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Cognomen Kaleja (Kaleja
) , in the world, is quite a rare family name. The last name Kaleja is habitual in Latvia, where it is quite a common surname, Slovakia, where it is quite a rare surname, and Czechia. Not in comparison with a country's population, this name is the most popular in Latvia, Slovakia, and Germany. Also, Kaleja is the forename as well as the last name.