Cognomen Бартц (Bartz 
, Бартц 
) , all over the world, is a common family name. The surname Бартц is characteristic of Cabo Verde, where it is quite a common surname, Germany, where it is quite a rare surname, and Luxembourg. Not in comparison with a country's population, the name is most common in Germany, the United States, and Brazil. Very seldom, Бартц is the forename as well as the last name.