Family name Budniy (Будный 
, Будний , Budniy 
) , around the world, is a rare surname. The family name Budniy is characteristic of Eastern Europe, particularly Belarus, where it is a rare surname, Ukraine, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Будный | Kazakhstan, Russia, Ukraine, Belarus |
| Будний | Kazakhstan, Russia, Ukraine |
| Budniy | Ukraine, Brazil, United States |