Cognomen คัณธมาส (คัณธมาส 
) , in the entire world, is a very rare surname. The last name คัณธมาส is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, คัณธมาส is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| คัณธมาส | Thailand |