Surname Vacho (Vacho 
, Вачо 
) , in the world, is a rare cognomen. The last name Vacho is habitual in Slovakia, where it is quite a rare surname, Bulgaria, and Armenia, where it is a rare surname. Not in comparison with a country's population, it is commonest in Slovakia, Bulgaria, and the United States. Also, Vacho is the forename as well as the last name.