Family name Турсумбай (Турсумбай 
) , in the world, is an extremely rare last name. The family name Турсумбай is characteristic of Central Asia, particularly Kyrgyzstan, where it is a very rare surname. Predominantly, Турсумбай is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Турсумбай | Kyrgyzstan, Kazakhstan, Russia, Ukraine |