Family name ศิริทัศน์ (ศิริทัศน์ 
, Sirithat 
, Siriat 
) , throughout the world, is a rare cognomen. The cognomen ศิริทัศน์ is characteristic of Thailand, where it is a rare surname, Malaysia, where it is an extremely rare surname, and Nigeria. Likewise, ศิริทัศน์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ศิริทัศน์ | Thailand |
| Sirithat | Thailand, United States |
| Siriat | Thailand, United States, Mexico, Nigeria, Malaysia |