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, United Kingdom, Canada, Bangladesh, United States |
| Kox | Australia, United Kingdom, Canada, United States, New Zealand |
| Coxx | United Kingdom, Canada, Spain, United States |
| קוקס | Israel |