Surname Omorouyi (Omorouyi 
) , all over the world, is a very rare family name. The last name Omorouyi is habitual in Nigeria, where it is a very rare surname, and Canada, where it is an extremely rare surname. Also, Omorouyi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Omorouyi | Nigeria, Canada |