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