Cognomen Mouene-Otsangui (Mouene-Otsangui 
) , in the entire world, is a rare last name. The surname Mouene-Otsangui 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 Mouene, and a last name Otsangui.
| VARIANT | COUNTRY |
|---|---|
| Mouene-Otsangui | Democratic Republic of the Congo |