Cognomen Osupeng (Osupeng 
) , around the globe, is a rare last name. The last name Osupeng is habitual in Botswana, where it is quite a common surname, South Africa, where it is an extremely rare surname, and the United States. Much less frequently, Osupeng is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Osupeng | Botswana, United States, South Africa |