Surname Sibers-Quentin (Sibers-Quentin 
) , all over the world, is an extremely rare cognomen. The last name Sibers-Quentin is habitual in Western Europe, particularly France, where it is a very rare surname. Parts of the name also exists independently as a last name Sibers, and a first name Quentin.
| VARIANT | COUNTRY |
|---|---|
| Sibers-Quentin | France |