Cognomen Барту (Bartu 
, Barthou 
, Барту) , around the world, is quite a rare last name. The cognomen Барту is characteristic of Czechia, where it is quite a rare surname, Turkey, and Uruguay, where it is a rare surname. Not in comparison with a country's population, the name is most common in Turkey, India, and France. Also, Барту is the forename as well as the last name.