Cognomen ดุลยา (Dulya 
, Balance 
, Dulaya 
) , all around the world, is quite a rare last name. The family name ดุลยา is characteristic of Luxembourg, where it is quite a rare surname, Algeria, where it is a rare surname, and Philippines. Not in comparison with a country's population, it most frequently occurs in India, Philippines, and Algeria. Likewise, ดุลยา is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dulya | Sri Lanka, Philippines, United States, India, Democratic Republic of the Congo |
| Balance | Indonesia, Algeria, Philippines, United States, India |
| Dulaya | India, United States, Thailand |
| ดุลยา | Thailand |
| นิกัลยา ดุลยา Thai actor, TH (b. 1982) |
|
ฮาแว, ทับถม, ลาเตะ, คงสมุทร, หนูเพ็ง, ผดุงวิเชียร, ไชยเศรษฐ, กุศลสุข, จิตตะยโศธร, ลักษณะมาพันธ์, สายบุญยัง, จิตตะโสธร, and พงษ์สุทธิรักษ์