Surname อริยธัช (อริยธัช 
) , across the world, is an extremely rare family name. The cognomen อริยธัช is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Much more frequently, อริยธัช is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| อริยธัช | Thailand |
พฤกธรา, พิบูลย์, ขาวจันทร์, and อินทร์ถมยา