Surname คันธวุฒิ (คันธวุฒิ 
, Khantawut , Khanthawut ) , across the world, is a very rare family name. The surname คันธวุฒิ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, คันธวุฒิ is the forename as well as the last name.