Cognomen Tre (Tri 
, Tre , Très 
) , around the world, is a common surname. The cognomen Tre is characteristic of Indonesia, where it is quite a common surname, Vietnam, where it is quite a rare surname, and Palestinian Territory. In absolute terms, the name is most common in Indonesia, Vietnam, and India. More prevalently, Tre is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tre, Tri | Malaysia, India, Vietnam, United States, Indonesia |
| Très | Italy, France, United States, Algeria, Morocco |
| تري | Saudi Arabia, Iraq, Sudan, Palestinian Territory, Morocco |
|
pepín tre ES (b. 1948) |
|
| bút tre (b. 1911) |
|
|
| howard ben tre American artist (1949-2020), US (b. 1949) |
|