Family name ไตรยสุทธ์ (ไตรยสุทธ์ 
) , throughout the world, is an extremely rare last name. The surname ไตรยสุทธ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| ไตรยสุทธ์ | Thailand |