All over the world, Buyan (Buyan 
, Буян 
, Буиан ) is a rare largely male, but seldom female given name. The first name Buyan is habitual in Ethiopia, where it is a rare masculine name, Russia, where it is a very rare principally male, but very seldom girly name, and Indonesia, where it is a very rare masculine name. Not in comparison with a country's population, it is commonest in Ethiopia, Russia, and India. More prevalently, Buyan is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Buyan | Mongolia, Bangladesh, Philippines, Turkey, India |
| Буян | Kazakhstan, Georgia, Russia, Belarus, Ukraine |
| Буиан | Russia |