In the entire world, Thongjang (Thongjang 
) is a very rare boy's given name. The first name Thongjang is characteristic of Southern Asia, particularly India, where it is an extremely rare masculine name. Likewise, Thongjang is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Thongjang | India, United States, Thailand |