Last name ธัญวุฒิเวทสิริ (ธัญวุฒิเวทสิริ 
) , in the world, is an extremely rare cognomen. The cognomen ธัญวุฒิเวทสิริ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| ธัญวุฒิเวทสิริ | Thailand |