Surname สิริวงค์ (สิริวงค์ 
) , all over the world, is a very rare cognomen. The last name สิริวงค์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, สิริวงค์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| สิริวงค์ | Thailand |