Cognomen Жұмабек (Жұмабек 
) , across the world, is a very rare last name. The cognomen Жұмабек is habitual in Central Asia, particularly Kazakhstan, where it is a very rare surname. Also, Жұмабек is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Жұмабек | Kazakhstan |
| сайлаубек естайұлы жұмабек KZ (b. 1946) |
|