Cognomen Marcolfo (Marcolfo 
) , around the world, is a rare last name. The last name Marcolfo is characteristic of Latin America and the Caribbean, particularly Nicaragua, where it is a rare surname, Mexico, where it is a very rare surname, and Honduras. Not in comparison with a country's population, it is the most numerous in Mexico, Nicaragua, and Italy. Also, Marcolfo is the forename as well as the last name.