Last name Жумантай (Жумантай 
) , in all the world, is an extremely rare cognomen. The surname Жумантай is habitual in Central Asia, particularly Kyrgyzstan, where it is a very rare surname. More frequently, Жумантай is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Жумантай | Kyrgyzstan, Kazakhstan, Russia |