Cognomen Sounou (Sounou 
) , globally, is a rare surname. The surname Sounou is characteristic of Benin, where it is quite a rare surname, France, where it is a very rare surname, and Nigeria, where it is an extremely rare surname. Much less frequently, Sounou is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sounou | Indonesia, Nigeria, France, Brazil, Benin |