Surname Couba (Couba 
) , worldwide, is a rare last name. The cognomen Couba is habitual in Algeria, where it is a rare surname, Morocco, where it is a very rare surname, and France, where it is an extremely rare surname. Not in comparison with a country's population, it is the most numerous in Algeria, Morocco, and the United States. Much less frequently, Couba is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Couba | Morocco, Algeria, United States, France, Brazil |