Surname ธัญญะเศรษฐ์ (Thaniyaset 
, ธัญญะเศรษฐ์ ) , across the world, is a very rare cognomen. The cognomen ธัญญะเศรษฐ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, ธัญญะเศรษฐ์ is the forename as well as the last name.