Surname ดุลยลักษณ์ (ดุลยลักษณ์ 
) , all over the world, is a very rare cognomen. The last name ดุลยลักษณ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Likewise, ดุลยลักษณ์ is the forename as well as the last name.