Cognomen Каршигин (Каршигин 
) , in all the world, is a very rare family name. The surname Каршигин is habitual in Central Asia, particularly Kazakhstan, where it is a rare surname. Much less frequently, Каршигин is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Каршигин | Kazakhstan |
Руслан, Анатолий, and Тулепберген