Family name สิริวัฒน์กุล (สิริวัฒน์กุล 
) , around the world, is a very rare surname. The surname สิริวัฒน์กุล is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| สิริวัฒน์กุล | Thailand |