Surname Tchiama-Voumbi (Tchiama-Voumbi 
) , across the world, is a rare last name. The last name Tchiama-Voumbi is habitual in Sub-Saharan Africa, particularly the Democratic Republic of the Congo, where it is a rare surname. Parts of the name also exists independently as a last name Tchiama, and a last name Voumbi.
| VARIANT | COUNTRY |
|---|---|
| Tchiama-Voumbi | Democratic Republic of the Congo |