Family name ค้อนทอง (Khonthong 
, ค้อนทอง) , in the world, is a rare cognomen. The surname ค้อนทอง is characteristic of Thailand, where it is a rare surname, and Finland, where it is a very rare surname. Very seldom, ค้อนทอง is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Khonthong | Finland, United States, Thailand |