Surname Chaysut (ไชยสุทธิ์ 
, Chaysut ) , across the world, is a rare family name. The surname Chaysut is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, Chaysut is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ไชยสุทธิ์, Chaysut | Thailand |