Last name Герца (Gerca 
, Герца 
, Gertsa 
) , all around the world, is a rare cognomen. The last name Герца is characteristic of Moldova, where it is quite a rare surname, Latvia, where it is a rare surname, and Ukraine, where it is a very rare surname. Not in comparison with a country's population, the name is most common in Eastern Europe, particularly Moldova, Russia, and Ukraine. More frequently, Герца is the forename as well as the last name.