Surname Zhumabai (Жумабай 
, Джумабай , Жумабаи ) , all around the world, is quite a rare cognomen. The surname Zhumabai is habitual in Kyrgyzstan, where it is quite a common surname, Kazakhstan, where it is quite a rare surname, and Russia, where it is a very rare surname. More frequently, Zhumabai is the forename as well as the last name.