Surname מונקו (Monaco 
, מונקו 
) , around the world, is a common family name. The family name מונקו is characteristic of Monaco, where it is a common surname, Italy, where it is quite a common surname, and Argentina. Not in comparison with a country's population, it is commonest in Italy, the United States, and Argentina. Much less frequently, מונקו is the forename as well as the last name.