Family name Byulent (Бюлент 
, Byulent 
) , throughout the world, is a very rare cognomen. The surname Byulent is habitual in Bulgaria, where it is a rare surname, Belarus, and Kazakhstan, where it is a very rare surname. More prevalently, Byulent is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Бюлент | Kazakhstan, Russia, Belarus, Bulgaria, Ukraine |
| Byulent | Kazakhstan, Spain, Bulgaria, United States, Greece |