Cognomen ธรรมณรงค์ (Dhammarong 
, ธรรมณรงค์ , Thamnarong 
) , in the entire world, is a rare surname. The last name ธรรมณรงค์ is characteristic of Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname. Also, ธรรมณรงค์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tammanarong, Dhammarong, ธรรมณรงค์ | Thailand |
| Thamnarong | United States, Thailand |