Cognomen Milaya (Milaya 
, Милая 
) , in the world, is quite a rare family name. The surname Milaya is habitual in Belarus, where it is quite a rare surname, Azerbaijan, and Philippines, where it is a rare surname. Not in comparison with a country's population, this name is the most popular in Philippines, Russia, and Belarus. Very seldom, Milaya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Milaya | Philippines, Uzbekistan, Russia, India, Azerbaijan |
| Милая | Ukraine, Kazakhstan, Belarus, Russia, Israel |