Family name ธัญญ์โชติหิรัญ (ธัญญ์โชติหิรัญ 
) , across the world, is an extremely rare last name. The family name ธัญญ์โชติหิรัญ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| ธัญญ์โชติหิรัญ | Thailand |