Surname Bobelyak (Bobelyak 
) , in all the world, is a very rare last name. The last name Bobelyak is habitual in Ukraine, where it is an extremely rare surname, Canada, and Russia. Not in comparison with a country's population, the name is most common in Ukraine, Russia, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Bobelyak | Canada, Ukraine, United States, Russia |