Cognomen Yambu (Yambu 
) , in the entire world, is a rare last name. The surname Yambu is characteristic of Papua New Guinea, where it is quite a rare surname, Kenya, where it is a rare surname, and Malaysia, where it is a very rare surname. Not in comparison with a country's population, it most frequently occurs in Papua New Guinea, Kenya, and India. Very seldom, Yambu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Yambu | Papua New Guinea, Malaysia, India, Thailand, Kenya |