Cognomen Марусиа (Marusia 
, Marusya 
, Марусиа 
) , around the world, is quite a rare last name. The surname Марусиа is characteristic of Georgia, where it is quite a common surname, Israel, where it is quite a rare surname, and Romania, where it is a rare surname. More prevalently, Марусиа is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Marusia | Romania, Brazil, Georgia, Bulgaria, Israel |
| Marusya | Russia, United States, Bulgaria, Greece, Brazil |
| Марусиа | Armenia, Russia |