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Across the world, Thongsawaeng (Thongsawaeng ) is an extremely rare unknown gender first name. Predominantly, Thongsawaeng is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Thongsawaeng | Thailand |
Irada, Saranya, Sugunya, Somchai, Kanittha, Patcharida, Pimchanok, Nuttapong, and Kritsadaporn