Cognomen Napin (Napin 
) , around the world, is a rare last name. The last name Napin is habitual in South-eastern Asia, particularly Malaysia, where it is a rare surname, Singapore, where it is a very rare surname, and Indonesia. In absolute terms, this name is the most popular in South-eastern Asia, particularly Indonesia, Malaysia, and Myanmar. Likewise, Napin is the forename as well as the last name.