Cognomen Ryukova (Ryukova 
, Рюкова 
) , all over the world, is a rare surname. The cognomen Ryukova is habitual in Uzbekistan, where it is a rare surname, Russia, where it is a very rare surname, and Ukraine, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Ryukova | Russia, Uzbekistan |
| Рюкова | Russia, Ukraine |