Across the world, ธรรมสัน (Thammason 
, Thamason 
, ธรรมสัน ) is an extremely rare unknown gender given name. More frequently, ธรรมสัน is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Thammason, ธรรมสัน | Thailand |
| Thamason | Spain, Thailand, United States |