Family name Wanakitsamphan (Wanakitsamphan 
) , all over the world, is a very rare last name. The cognomen Wanakitsamphan is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Wanakitsamphan | Thailand |
Isiwut, Pornticha, Poomsin, and Thanyathorn