Cognomen กัณศิริ (กัณศิริ 
) , globally, is a very rare last name. The surname กัณศิริ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, กัณศิริ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| กัณศิริ | Thailand |