Last name Erkhembayar (Erkhembayar 
) , in the world, is a rare cognomen. The last name Erkhembayar is characteristic of Mongolia, where it is quite a common surname, and the United States, where it is an extremely rare surname. Also, Erkhembayar is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Erkhembayar | Mongolia, United States |
|
usukhbayar erkhembayar gymnast, MN |
|
| rodnomyn erkhembayar Mongolian judoka, MN (b. 1960) |
|
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| duurenbayar erkhembayar chess player (b. 1979) |
|