Cognomen Kankhamkad (Kankhamkad 
) , all over the world, is a very rare family name. The surname Kankhamkad is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kankhamkad | Thailand |
Kairdtisak, Kanokwan, and Thunkamon