All over the world, Mellin-Olsen (Mellin-Olsen 
) is an extremely rare unknown gender given name. Much more prevalently, Mellin-Olsen is the last name as well as the forename. Parts of the name also exists independently as a last name Mellin, and a last name Olsen.
| VARIANT | COUNTRY |
|---|---|
| Mellin-Olsen | Norway, France |