Family name Chaiyawatana (Chaiyawatana 
) , throughout the world, is an extremely rare cognomen. The last name Chaiyawatana is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Also, Chaiyawatana is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chaiyawatana | Thailand |