Cognomen Nujak (Nujak 
) , all around the world, is an extremely rare surname. The last name Nujak is habitual in South-eastern Asia, particularly Malaysia, where it is a very rare surname, and Thailand, where it is an extremely rare surname. More prevalently, Nujak is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nujak | Thailand, India, United States, Malaysia |