Last name ตรีวัฒนสุวรรณ (ตรีวัฒนสุวรรณ 
, Treewatttanasuwan , Treewatanasuwan ) , globally, is a rare surname. The last name ตรีวัฒนสุวรรณ is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Treewattanasuwa, Treewatanasuwan, Treewatttanasuwan, ตรีวัฒนสุวรรณ | Thailand |