Cognomen Кэлвин (Calvin 
, Кэлвин 
) , all around the world, is a common family name. The cognomen Кэлвин is characteristic of Cameroon, where it is quite a common surname, Jamaica, where it is quite a rare surname, and Hong Kong. Measured by absolute frequency, it is the most numerous in the United States, Indonesia, and Cameroon. More prevalently, Кэлвин is the forename as well as the last name.