Cognomen Souriyathai (Souriyathai 
) , across the world, is an extremely rare last name. The family name Souriyathai is habitual in Northern America, particularly the United States, where it is an extremely rare surname. Very seldom, Souriyathai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Souriyathai | United States |