Cognomen Мигач (Мигач 
, Mygach 
, Migach 
) , throughout the world, is a rare family name. The surname Мигач is characteristic of Croatia, where it is quite a rare surname, Bulgaria, where it is a rare surname, and Ukraine, where it is a very rare surname. Not in comparison with a country's population, this name is the most popular in Croatia, Russia, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Мигач | Ukraine, Russia |
| Mygach | Canada |
| Migach | United States, Bulgaria |
| Migač | Croatia |