Family name Claud-Alain (Claud-Alain 
) , around the world, is an extremely rare last name. Much more frequently, Claud-Alain is the forename as well as the last name. Parts of the name also exists independently as a first name Claud, and a first name Alain.
| VARIANT | COUNTRY |
|---|---|
| Claud-Alain | Democratic Republic of the Congo |