Cognomen Ouprasith (Ouprasith 
) , around the world, is a very rare family name. The last name Ouprasith is characteristic of Northern America, particularly the United States, where it is an extremely rare surname. Very seldom, Ouprasith is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ouprasith | United States |