Family name ธาดาชัยสวัสดิ์ (ธาดาชัยสวัสดิ์ 
) , worldwide, is an extremely rare surname. The surname ธาดาชัยสวัสดิ์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| ธาดาชัยสวัสดิ์ | Thailand |