Cognomen ธรรมฐิติ (ธรรมฐิติ 
, Thammathiti ) , across the world, is a very rare surname. The last name ธรรมฐิติ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Likewise, ธรรมฐิติ is the forename as well as the last name.