Last name Seth-Merveille (Seth-Merveille 
) , in the world, is an extremely rare family name. Much more frequently, Seth-Merveille is the forename as well as the last name. Parts of the name also exists independently as a last name Seth, and a first name Merveille.
| VARIANT | COUNTRY |
|---|---|
| Seth-Merveille | Democratic Republic of the Congo |