WRóza Csillag or Rosa Herrmann-Csillag was an Austro-Hungarian mezzo-soprano opera singer.
WIrene von Fladung (1879–1965) was an Austrian operatic soprano. Her voice is preserved on a few recordings made with Odeon Records.
WLaura Hilgermann was an Austro-Hungarian operatic singer then singing teacher.
WSolomiya Amvrosiivna Krushelnytska was a Ukrainian soprano, considered to be one of the brightest opera stars of the first half of the 20th century.
WAloys Pennarini, also spelled Alois Pennarini,, was an opera singer (tenor), opera director and film actor.
WVera Schwarz was an Austrian soprano, known primarily for her operetta partnership with Richard Tauber.
WMaria Anna "Mizzi" Zwerenz, married name Marie Guttmann was an Austrian opera singer (soprano), theater and film actress.