Family name Naizan (Naizan 
) , around the world, is a very rare last name. The cognomen Naizan is characteristic of Malaysia, where it is a very rare surname, and Venezuela, where it is an extremely rare surname. Likewise, Naizan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Naizan | Georgia, Philippines, Spain, Brazil, Malaysia |