Cognomen Curdt-Christiansen (Curdt-Christiansen 
) , worldwide, is an extremely rare last name. The surname Curdt-Christiansen is habitual in Western Europe, particularly France, where it is an extremely rare surname. Parts of the name also exists independently as a last name Curdt, and a last name Christiansen.
| VARIANT | COUNTRY |
|---|---|
| Curdt-Christiansen | France |