Family name Wajasutjarit (Wajasutjarit 
) , in the entire world, is a very rare cognomen. The surname Wajasutjarit is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Wajasutjarit | Thailand |
Nawin, Nuanwan, and Napatsakorn