Family name Hounhoui (Hounhoui 
) , worldwide, is quite a rare surname. The cognomen Hounhoui is habitual in Sub-Saharan Africa, particularly Benin, where it is quite a rare surname, the Democratic Republic of the Congo, where it is a rare surname, and Ivory Coast.
| VARIANT | COUNTRY |
|---|---|
| Hounhoui | Benin, Nigeria, Ivory Coast, Democratic Republic of the Congo |