Surname Kumchantuek (Kumchantuek 
) , around the globe, is a very rare cognomen. The family name Kumchantuek is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kumchantuek | Thailand |
กุมจันทึก, กุ่มจันทึก, คุมจันทึก, and คุ้มจันทึก