Cognomen ก้อนหิน (Therock 
, Konhin 
, ก้อนหิน) , all around the world, is a rare family name. The last name ก้อนหิน is characteristic of Egypt, where it is a rare surname, United Arab Emirates, and Algeria. In absolute terms, the name is most common in Egypt, Indonesia, and Algeria. Also, ก้อนหิน is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Therock | Myanmar, Egypt, Indonesia, Saudi Arabia, Algeria |
| Konhin | Thailand, India, Malaysia |