Cognomen Monyn (Monyn 
, Монин 
) , across the world, is quite a rare last name. The last name Monyn is habitual in Russia, where it is quite a rare surname, Kyrgyzstan, where it is a rare surname, and Bulgaria. Measured by absolute frequency, it is commonest in Russia, Kazakhstan, and Belarus.
| VARIANT | COUNTRY |
|---|---|
| Monyn | United States |
| Монин | Kazakhstan, Russia, Kyrgyzstan, Belarus, Bulgaria |
| john monyn English Member of Parliament (b. 1301) |
|
|
| thomas monyn English Member of Parliament |
|