Family name Niadi (Niadi 
) , all over the world, is a rare surname. The cognomen Niadi is characteristic of the Democratic Republic of the Congo, where it is a rare surname, United Arab Emirates, and Indonesia, where it is a very rare surname. Much less frequently, Niadi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Niadi | United Arab Emirates, India, Indonesia, Democratic Republic of the Congo, Malaysia |