Last name หนามทอง (หนามทอง 
, Prickmetthong , Thandnamtong ) , all around the world, is a very rare surname. The last name หนามทอง is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| หนามทอง, Thandnamtong, Prickmetthong, Tumnanthong | Thailand |
Thamtong, Thornthorng, and Toumthong