Cognomen Paidan (Payan 
, Paidan 
) , worldwide, is a common surname. The surname Paidan is characteristic of Latin America and the Caribbean, particularly Mexico, where it is quite a common surname, Nicaragua, and Colombia, where it is quite a rare surname. In absolute terms, it is the most numerous in Mexico, Colombia, and the United States. Very seldom, Paidan is the forename as well as the last name.