ベルリン・コーミッシェ・オーパー
Siegfried Lorenz (born 30 August 1945) is a German baritone who performs opera, oratorio and "Lied". A member of the Komische Oper Berlin and later the Staatsoper Unter den Linden, he made award-winning recordings and appeared as a guest internationally. He has been an academic voice teacher in Berlin and Hamburg.