Cognomen Ћміртай (Ћміртай 
) , in all the world, is a rare last name. The last name Ћміртай is habitual in Central Asia, particularly Kazakhstan, where it is a rare surname. Also, Ћміртай is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ћміртай | Kazakhstan |