Throughout the world, ธีรธำรง (ธีรธำรง, Thirathomrong, Thirathamrong 
) is an extremely rare unknown gender first name. Much more frequently, ธีรธำรง is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Thirathamrong | Thailand |
| Teerathamrong | United States, Thailand |