Last name Metonou (Metonou 
) , throughout the world, is a rare surname. The last name Metonou is habitual in Sub-Saharan Africa, particularly Benin, where it is quite a rare surname, Ethiopia, where it is a rare surname, and Nigeria, where it is an extremely rare surname. Very seldom, Metonou is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Metonou | France, United States, Benin, Ethiopia, Nigeria |