Cognomen Dulguun (Dulguun 
) , all over the world, is a rare family name. The surname Dulguun is habitual in Mongolia, where it is quite a common surname, Australia, where it is a very rare surname, and China, where it is an extremely rare surname. More prevalently, Dulguun is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dulguun | Japan, China, South Korea, United States, Mongolia |
Duk, Batbayar, Batjargal, Bayasgalan, Boldbaatar, Davaanyam, Dashbold, Gantulga, Gantumur, Ganzorig, Gankhuyag, Tumurbat, Enkhbaatar, Enkhbold, Khasherdene, Ganbaatar, Erdenebat, Enkhbayar, Enkhsaikhan, Tuvshintur, Erdenebayar, Erdenebaatar, Batmunkh, Bayarsaikhan, Battogtokh, Munkhbat, Bold, Dudu, Duku, Sodzorig, Baatar, Ganbat, Jawhaa, Batsaikhan, Batsukh, Batbold, Batbileg, Batgerel, Bayaraa, Burneebaatar, Gansukh, Ganbold, Nyam-Ochir, Enkhtur, Enkhbat, Uranbaatar, Uyenbat, Battulga, and Jargalsaikhan