Around the world, สุทธิสร (สุทธิสร 
, Suttasorn , Suthisorn 
) is an extremely rare boy's first name. Also, สุทธิสร is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Suttasorn, สุทธิสร, Sutthisorn | Thailand |
| Suthisorn | Thailand, United States |