Cognomen Imbu (Imbu 
) , around the globe, is a rare family name. The last name Imbu is characteristic of Papua New Guinea, where it is quite a rare surname, Malaysia, where it is a very rare surname, and Indonesia. Not in comparison with a country's population, the name is most common in Papua New Guinea, Indonesia, and China. Much less frequently, Imbu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Imbu | Indonesia, Papua New Guinea, China, India, Nigeria |