Family name Муньис (Muñiz 
, Муньис 
) , around the globe, is a common surname. The cognomen Муньис is characteristic of Latin America and the Caribbean, particularly Mexico, where it is quite a common surname, Puerto Rico, and Uruguay (explore the name in all countries). Not in comparison with a country's population, the name is most common in Mexico, Argentina, and Spain. Much less frequently, Муньис is the forename as well as the last name.