Cognomen Nwanro (Nwanro 
) , around the globe, is a very rare family name. The cognomen Nwanro is characteristic of Nigeria, where it is a very rare surname, and the United States, where it is an extremely rare surname. Also, Nwanro is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nwanro | United States, Nigeria |