Last name ดุลยเกียรติ (ดุลยเกียรติ 
) , all over the world, is a very rare cognomen. The cognomen ดุลยเกียรติ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, ดุลยเกียรติ is the forename as well as the last name.