Surname ตราไชย (ตราไชย 
) , globally, is an extremely rare family name. The cognomen ตราไชย is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Likewise, ตราไชย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ตราไชย | Thailand |