Cognomen Токтосун (Токтосун 
) , in all the world, is quite a rare family name. The surname Токтосун is habitual in Kyrgyzstan, where it is quite a common surname, and Russia, where it is a very rare surname. Also, Токтосун is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Токтосун | Russia, Kyrgyzstan, Kazakhstan |