Family name Mouanga-Mousseyandi (Mouanga-Mousseyandi 
) , in the entire world, is a rare cognomen. The cognomen Mouanga-Mousseyandi 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 Mouanga, and a last name Mousseyandi.
| VARIANT | COUNTRY |
|---|---|
| Mouanga-Mousseyandi | Democratic Republic of the Congo |