Family name Mirtsa (Mirtsa 
, Мирца 
) , all around the world, is a very rare surname. The cognomen Mirtsa is habitual in Armenia, where it is a rare surname, Greece, and Honduras, where it is a very rare surname. Not in comparison with a country's population, it is commonest in Armenia, Greece, and Russia. Likewise, Mirtsa is the forename as well as the last name.