Family name Powell-Rees (Powell-Rees 
) , in the entire world, is a very rare surname. The cognomen Powell-Rees is characteristic of South Africa, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname. Parts of the name also exists independently as a last name Powell, and a last name Rees.
| VARIANT | COUNTRY |
|---|---|
| Powell-Rees | South Africa, United Kingdom |