Cognomen Sagyn (Сагын 
, Сагин 
, Sagyn 
) , in the world, is quite a rare last name. The last name Sagyn is habitual in Kyrgyzstan, where it is quite a common surname, Kazakhstan, where it is a rare surname, and Russia. Also, Sagyn is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Сагын | Azerbaijan, Kazakhstan, Kyrgyzstan, Russia |
| Сагин | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |
| Sagyn | Kazakhstan, Kyrgyzstan, United States, India |