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Family name Dumbu (Dumbu
) , in the world, is a rare last name. The cognomen Dumbu is characteristic of Sub-Saharan Africa, particularly Zimbabwe, where it is quite a rare surname, South Africa, where it is a rare surname, and Nigeria, where it is a very rare surname. Much less frequently, Dumbu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dumbu | Zimbabwe, Canada, India, Nigeria, South Africa |