Cognomen Loutsa (Луца 
, Loutsa 
) , in all the world, is a rare last name. The last name Loutsa is characteristic of Bulgaria, where it is quite a rare surname, Ukraine, where it is a rare surname, and Greece. Not in comparison with a country's population, the name is most common in Eastern Europe, particularly Ukraine, Russia, and Bulgaria. Likewise, Loutsa is the forename as well as the last name.