Cognomen คุ้มภัย (คุ้มภัย, Khumphai 
, Kumjudpai ) , in the entire world, is a rare surname. The last name คุ้มภัย is characteristic of Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Khumphai | United States, Thailand |
| Kumjudpai | Thailand |
Khoompai, Khoomphai, Khumpamai, Khumphake, Khumphayan, Khumramphai, Khumumpai, Kukhaibard, Kumanrakad, and Kumpay