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Cognomen Sinwat (ศีลวัต , สินวัต
, Sinwat
) , all over the world, is a very rare family name. The surname Sinwat is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname, and Philippines, where it is an extremely rare surname. More prevalently, Sinwat is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| สินวัต, ศีลวัต, สินวัด | Thailand |
| Sinwat | Philippines, Thailand |