Family name Schwarz-Lux (Schwarz-Lux 
) , in the entire world, is a very rare surname. The cognomen Schwarz-Lux is habitual in Western Europe, particularly Austria, where it is a rare surname. Parts of the name also exists independently as a last name Schwarz, and a last name Lux.
| VARIANT | COUNTRY |
|---|---|
| Schwarz-Lux | Austria |