Last name Wattawanitkul (Wattawanitkul 
) , in all the world, is an extremely rare cognomen. The surname Wattawanitkul is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Wattawanitkul | Thailand |
Sunchai, Kanyapas, Kanokphit, Kanokpich, and Kanokpitch