Family name Sewat (Sewat 
) , in the entire world, is a very rare last name. The last name Sewat is habitual in South-eastern Asia, particularly Malaysia, where it is a very rare surname, Indonesia, and Philippines, where it is an extremely rare surname. Also, Sewat is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sewat | Philippines, Thailand, India, Indonesia, Malaysia |