Family name Dejsiwakorn (Dejsiwakorn 
) , in all the world, is a very rare surname. The cognomen Dejsiwakorn is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Dejsiwakorn | Thailand |
Ban, Kornon, Eakkorn, Tadthakamon, Chinnawat, and Nathchakorn