Surname Kitchaiya (Kitchaiya 
) , around the globe, is a very rare family name. The last name Kitchaiya is characteristic of Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Kitchaiya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kitchaiya | Thailand, United States |