Cognomen ศิริ (Siri 
, ศิริ ) , in the entire world, is a common family name. The surname ศิริ is habitual in Thailand, where it is quite a common surname, Uruguay, and the Dominican Republic, where it is quite a rare surname. Not in comparison with a country's population, the name is most common in Thailand, India, and Indonesia. Likewise, ศิริ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Siri | India, Norway, Argentina, Thailand, Indonesia |
| ศิริ | Thailand |