Last name ธัญญวุฒิ (Thanyawut 
, ธัญญวุฒิ , Thanyawuth) , all around the world, is a very rare family name. The last name ธัญญวุฒิ is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Likewise, ธัญญวุฒิ is the forename as well as the last name.