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Cognomen Leiden (Leida , Leiden , ライデン ) , around the world, is quite a common surname. The family name Leiden is habitual in Latin America and the Caribbean, particularly Venezuela, where it is quite a common surname, Honduras, where it is quite a rare surname, and Nicaragua. Measured by absolute frequency, it most frequently occurs in Latin America and the Caribbean, particularly Venezuela, Mexico, and Honduras. More frequently, Leiden is the forename as well as the last name.