Last name Gayos (Gayos 
) , all over the world, is a rare family name. The last name Gayos is habitual in Philippines, where it is a rare surname, Norway, where it is a very rare surname, and Argentina, where it is an extremely rare surname. Not in comparison with a country's population, it is commonest in Philippines, Nigeria, and the United States. Very seldom, Gayos is the forename as well as the last name.