Last name Thongchitchuea (Thongchitchuea 
) , worldwide, is a very rare family name. The family name Thongchitchuea is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Thongchitchuea | Thailand |
Sutin, Suthin, Krongchit, and Thatchasak