Surname Mounguembou-Diambou (Mounguembou-Diambou 
) , in the entire world, is a rare last name. The family name Mounguembou-Diambou is characteristic of 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 Mounguembou, and a last name Diambou.
| VARIANT | COUNTRY |
|---|---|
| Mounguembou-Diambou | Democratic Republic of the Congo |