Family name Phintusunton (Phintusunton 
) , all around the world, is a very rare last name. The cognomen Phintusunton is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, Phintusunton is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Phintusunton | Thailand, United States |