Across the world, ธรรมวณิช (ธรรมวณิช 
, Thamavanich , Dharmvanij ) is an extremely rare unknown gender first name. Much more frequently, ธรรมวณิช is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Thummavanit, Thamavanich, ธรรมวณิช, Dharmvanij | Thailand |