Cognomen กำแพงแก้ว (Kumpangkaew 
, กำแพงแก้ว, Kamphaengkaew 
) , in the world, is a rare surname. The last name กำแพงแก้ว is habitual in Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kumpangkaew, Kamphangkaew | Thailand |
| Kamphaengkaew | United States, Thailand |
Kamkernkaew, Kamkernkeaw, Kamkhew, Kamkhongkeaw, Kamlaungwaen, Kampaengkaeuu, Kampaengkaew, Kampangkaew, Kampangkeawk, Kampangkew, Kampengkaew, Kamphaengkaeo, Kamphaengkeaw, Kamphaengkeo, Kamphakeaw, Kamphangkeaw, Kamphangkeo, Kamphangkeow, Kamphukaw, Kamphukhaew, Kamphukhieo, Kamphukiew, Karmphaengkaew, Khampaengkaew, Khumpangkaew, Kompangkeaw, Kompangkhaew, Kumpaengkaew, Kumpeangkeaw, Kumphaengkaew, and Thaengkaew