Cognomen Sirikasorn (Sirikasorn 
) , worldwide, is a very rare last name. The cognomen Sirikasorn is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, Sirikasorn is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sirikasorn | Thailand |
Napat, Piyaphan, and Narongchai