Cognomen Wan Najmuddin (Wan Najmuddin 
) , all around the world, is an extremely rare last name. The family name Wan Najmuddin is habitual in South-eastern Asia, particularly Malaysia, where it is a very rare surname. Also, Wan Najmuddin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Wan Najmuddin | Malaysia |