Surname Chaiwaenta (Chaiwaenta 
) , throughout the world, is a very rare family name. The last name Chaiwaenta is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Chaiwaenta | Thailand |
Pikul, Pattapee, Thitipat, and Sirinaphat