Surname Kiatkamolchai (Kiatkamolchai 
) , in the world, is an extremely rare family name. The cognomen Kiatkamolchai is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. More frequently, Kiatkamolchai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kiatkamolchai | Thailand |