In German, Schwarz means black, so it's not a nationality. Schwarz in reference to people refers to skin color, and there are black Germans, some immigrated, some are the result of mixed couples, even as far back as WWII.
german...it means black
Hannes Schwarz has written: 'Hannes Schwarz'
Hanns Schwarz's birth name is Schwarz, Ignatz.
Toby Schwarz's birth name is Tobias Schwarz.
l Reiner Schwarz has written: 'Reiner Schwarz'
Reiner Schwarz has written: 'Reiner Schwarz' -- subject(s): Catalogs
Asad Schwarz is 168 cm.
Herta Schwarz was born in 1906.
Irene Schwarz was born in 1960.
Irene Schwarz is 174 cm.
Jaecki Schwarz is 175 cm.
Josef Schwarz is 183 cm.