Family name Ryaskin (Ряскин 
, Ryaskin 
) , across the world, is a rare last name. The family name Ryaskin is habitual in Russia, where it is a rare surname, Kazakhstan, and Belarus, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Ряскин | Kazakhstan, Russia, Belarus |
| Ryaskin | Russia, Israel |