Ruth Ziesak has been played on NTS shows including Tafelmusik w/ Francesco Fusaro, with Hänsel Und Gretel first played on 26 October 2024.

German soprano Ruth Ziesak studied voice at the Frankfurt University of Music and Performing Arts with Elsa Cavelti and Christoph Prégardien. She has been a member of the Municipal Theatre Heidelberg since 1988 and the Deutsche Oper am Rhein in 1990. She appeared in roles of Mozart's operas, such as Pamina in Die Zauberflöte (at the Salzburg Festival 1991 and recorded with Georg Solti), Ilia in La clemenza di Tito (recorded with Nikolaus Harnoncourt) or the Countess in Il nozze di Figaro in Glyndebourne and with the Zürich Opera. In concert she appeared and recorded with the Berliner Barock-Compagney and took part in the project of Ton Koopman to record the complete vocal works of Johann Sebastian Bach with the Amsterdam Baroque Orchestra & Choir. In 2011 she performed the Liebesliederwalzer of Brahms and Spanische Liebeslieder, Op. 138 of Schumann with Anke Vondung, Werner Güra and Konrad Jarnot at the Rheingau Musik Festival at Schloss Johannisberg. She is on the faculty of the Hochschule für Musik Saar.