Family name สินวัฒน์ (สินวัฒน์ 
) , around the world, is an extremely rare cognomen. The family name สินวัฒน์ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Likewise, สินวัฒน์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| สินวัฒน์ | Thailand |