Family name Nguiya (Nguiya 
) , globally, is quite a rare surname. The cognomen Nguiya is characteristic of the Democratic Republic of the Congo, where it is quite a rare surname, Cameroon, where it is a rare surname, and the United Kingdom, where it is an extremely rare surname. Very seldom, Nguiya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nguiya | Democratic Republic of the Congo, Cameroon, United Kingdom, Mauritania |