Family name Niidas (Niidas 
) , globally, is a very rare last name. The cognomen Niidas is characteristic of Estonia, where it is quite a rare surname, Canada, where it is an extremely rare surname, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Niidas | Estonia, United States, Canada |
| heiko niidas Estonian basketball player, EE (b. 1983) |
|