Cognomen Roberts-Cox (Roberts-Cox 
) , around the globe, is an extremely rare surname. The last name Roberts-Cox is characteristic of New Zealand, where it is a very rare surname, the United Kingdom, where it is an extremely rare surname, and the United States. Parts of the name also exists independently as a last name Roberts, and a last name Cox.
| VARIANT | COUNTRY |
|---|---|
| Roberts-Cox | United States, New Zealand, United Kingdom |