Family name ธนสุต (Thanasuta 
, ธนสุต , Thonasut 
) , in the entire world, is a rare cognomen. The family name ธนสุต is habitual in Singapore, where it is a rare surname, Thailand, and the United States, where it is an extremely rare surname. Much less frequently, ธนสุต is the forename as well as the last name.