Cognomen קוקס (Cox 
, Kox 
, Coxx 
) , in the world, is a widespread last name. The family name קוקס is characteristic of Latin America and the Caribbean, particularly Barbados, where it is a common surname, Grenada, and Saint Lucia (explore the name in all countries). Measured by absolute frequency, it is commonest in the United States, the United Kingdom, and Bangladesh.
| VARIANT | COUNTRY |
|---|---|
| Cox | Australia, Bangladesh, Canada, United States, United Kingdom |
| Kox | Australia, Canada, United States, New Zealand, United Kingdom |
| Coxx | Spain, United States, Canada, United Kingdom |
| קוקס | Israel |