Cognomen Badma-Khalgaev (Badma-Khalgaev 
) , around the globe, is an extremely rare last name. The cognomen Badma-Khalgaev is habitual in Eastern Europe, particularly Russia, where it is an extremely rare surname. Parts of the name also exists independently as a first name Badma, and a last name Khalgaev.
| VARIANT | COUNTRY |
|---|---|
| Badma-Khalgaev | Russia |