Cognomen ธรรมาวุฒิ (ธรรมาวุฒิ 
) , around the globe, is a rare surname. The family name ธรรมาวุฒิ is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, ธรรมาวุฒิ is the forename as well as the last name.