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 | Russia, Azerbaijan, Kyrgyzstan, Kazakhstan |
| Сагин | Ukraine, Kazakhstan, Russia, Belarus, Kyrgyzstan |
| Sagyn | United States, India, Kyrgyzstan, Kazakhstan |