Surname Kawjaroen (Kawjaroen 
) , all over the world, is a very rare family name. The last name Kawjaroen is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kawjaroen | Thailand |
Sarinya, Pantipa, Supaporn, Juraiwan, Jaroenkwan, and Patcharaporn