Family name Naisarun (Naisarun 
) , around the world, is an extremely rare last name. The surname Naisarun is habitual in Southern Asia, particularly India, where it is an extremely rare surname. More prevalently, Naisarun is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Naisarun | India |
Khatoon, and Ratchakitprakarn