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Last name Thammarong (ธรรมรงค์ , Thammarong
, ธำมรงค์) , worldwide, is a rare family name. The cognomen Thammarong is characteristic of Thailand, where it is a rare surname, France, where it is an extremely rare surname, and China. More frequently, Thammarong is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ธรรมรงค์ | Thailand |
| Thammarong | China, France, United States, Thailand |