Cognomen Kerolin (Kerolin 
) , all over the world, is a very rare last name. The surname Kerolin is characteristic of Latin America and the Caribbean, particularly Honduras, where it is a rare surname, Nicaragua, where it is a very rare surname, and Chile, where it is an extremely rare surname. Not in comparison with a country's population, the name is most common in India, Honduras, and Brazil. Much more frequently, Kerolin is the forename as well as the last name.
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