Cognomen Charmant-Oldin (Charmant-Oldin 
) , all over the world, is an extremely rare surname. Much more frequently, Charmant-Oldin is the forename as well as the last name. Parts of the name also exists independently as a first name Charmant, and a first name Oldin.
| VARIANT | COUNTRY |
|---|---|
| Charmant-Oldin | Democratic Republic of the Congo |