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