Family name Houangni (Houangni 
) , around the globe, is a rare cognomen. The cognomen Houangni is habitual in Benin, where it is quite a rare surname, and France, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Houangni | Benin, France |
| roger houangni Beninese boxer, BJ (b. 1957) |
|