Surname กัยวิกัยมาศ (กัยวิกัยมาศ 
) , throughout the world, is an extremely rare family name. The last name กัยวิกัยมาศ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| กัยวิกัยมาศ | Thailand |