Last name Кальбубу (Кальбубу 
) , globally, is an extremely rare cognomen. The family name Кальбубу is characteristic of Central Asia, particularly Kyrgyzstan, where it is a rare surname. More frequently, Кальбубу is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Кальбубу | Kyrgyzstan |