Surname Безуглаиа (Bezuglaya 
, Безуглаиа , Bezouglaia 
) , throughout the world, is a rare cognomen. The last name Безуглаиа is characteristic of Georgia, where it is a very rare surname, Russia, and Kazakhstan. Not in comparison with a country's population, it is commonest in Russia, the United States, and Georgia. Very seldom, Безуглаиа is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Bezuglaya | United States, Kazakhstan, Ukraine, Russia |
| Безуглаиа | Russia |
| Bezouglaia | United States, Canada |
| Bezuglaia | Georgia |