Kammersänger or Kammersängerin, abbreviated Ks. or KS, is a German honorific title for distinguished singers of opera and classical music. It literally means "chamber singer". Historically, the title
KS Sylvia Geszty as Cleopatra in Handel's Giulio Cesare, Berlin, 1970
Christian Gerhaher, Nina Stemme, Jonas Kaufmann and René Pape take a Bavarian style curtain call after the final performance of Parsifal at Bayerische Staatsoper July 2018.