Cognomen ทองชื่น (ทองชื่น, Thongchuen 
, Thongchunit ) , worldwide, is a rare family name. The family name ทองชื่น is characteristic of Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Thongchuen | United States, Thailand |
| Thongchunit | Thailand |
Thongcheun, Thongchoen, Tongchoen, and Tongchuen