Family name Mbengu (Mbengu 
) , in all the world, is a rare cognomen. The family name Mbengu is habitual in South Africa, where it is a rare surname, Indonesia, where it is a very rare surname, and Malaysia, where it is an extremely rare surname. Much less frequently, Mbengu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mbengu | United States, Malaysia, Indonesia, South Africa, United Kingdom |