Family name Кюлбиаков (Кюлбиаков 
) , around the globe, is an extremely rare cognomen. The cognomen Кюлбиаков is habitual in Eastern Europe, particularly Russia, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Кюлбиаков | Russia |
Kiulbiakov, and Kyulbyakov