Surname Кюльбяков (Кюльбяков 
, Kiulbiakov 
) , all around the world, is a very rare family name. The family name Кюльбяков is characteristic of Russia, where it is a very rare surname, Georgia, and Ukraine, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Кюльбяков | Russia, Ukraine |
| Kiulbiakov | Georgia |