Cognomen ตติยบวรชัย (ตติยบวรชัย 
, Tatiyabowornchai ) , throughout the world, is a very rare family name. The cognomen ตติยบวรชัย is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Tatiyabowornchai, ตติยบวรชัย | Thailand |