Cognomen ศิริกูล (Sirikul 
, ศิริกูล ) , in the world, is quite a rare surname. The family name ศิริกูล is habitual in Thailand, where it is quite a rare surname, Norway, where it is a very rare surname, and Australia. In absolute terms, it is commonest in Thailand, the United States, and Australia. Also, ศิริกูล is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sirikul | United Kingdom, United States, Malaysia, Thailand, Australia |
| ศิริกูล | Thailand |