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Cognomen Oyun-Erdene (Oyun-Erdene
) , all over the world, is a rare last name. The last name Oyun-Erdene is habitual in Mongolia, where it is quite a rare surname, and the United States, where it is an extremely rare surname. More prevalently, Oyun-Erdene is the forename as well as the last name. Parts of the name also exists independently as a first name Oyun, and a last name Erdene.
| VARIANT | COUNTRY |
|---|---|
| Oyun-Erdene | Mongolia, United States |