Cognomen Owusu-Prempeh (Owusu-Prempeh 
) , across the world, is a rare last name. The surname Owusu-Prempeh is habitual in Ghana, where it is a rare surname, and the United States, where it is an extremely rare surname. Parts of the name also exists independently as a last name Owusu, and a last name Prempeh.
| VARIANT | COUNTRY |
|---|---|
| Owusu-Prempeh | Ghana, United States |