Cognomen Onwardi (Onwardi 
) , around the globe, is a rare last name. The cognomen Onwardi is characteristic of Indonesia, where it is a very rare surname, and Nigeria, where it is an extremely rare surname. Very seldom, Onwardi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Onwardi | Nigeria, Indonesia |