Family name ត្រូយ (ត្រូយ 
) , all over the world, is a very rare surname. The cognomen ត្រូយ is habitual in South-eastern Asia, particularly Cambodia, where it is a rare surname. Also, ត្រូយ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ត្រូយ | Cambodia |