Surname ธราธัญวิเชียร (ธราธัญวิเชียร 
) , in the entire world, is an extremely rare family name. The surname ธราธัญวิเชียร is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| ธราธัญวิเชียร | Thailand |