Family name Yafyasov (Yafyasov 
, Яфясов 
) , in the entire world, is a rare cognomen. The family name Yafyasov is characteristic of Russia, where it is a rare surname, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Yafyasov | Russia |
| Яфясов | Kazakhstan, Russia |
| adil yafyasov researcher |
|