Family name Mboungou-Diambou (Mboungou-Diambou 
) , all over the world, is a rare surname. The last name Mboungou-Diambou 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 Mboungou, and a last name Diambou.
| VARIANT | COUNTRY |
|---|---|
| Mboungou-Diambou | Democratic Republic of the Congo |