Christoph Siebert is a German choral conductor, coaching and directing ensembles including the Collegium Vocale Gent.

[1] He works as a church musician in the parish St. Pankratius in Schwalbach am Taunus,[2] and regularly conducts the Ricarda-Huch-Chor in Dreieich, the vocal ensemble Prophet in Offenbach and the chamber choir Cantemus in Bensheim.

[1] He is the regular coach and sometimes conductor of the professional groups Collegium Vocale Gent,[1][3] often conducted by Philippe Herreweghe, and the deutscher kammerchor.

[5] In Accatone, a production of the 2015 Ruhrtriennale staged by Johan Simons after Pier Paolo Pasolini, Siebert conducted the Collegium Vocale Gent singing excerpts from five Bach cantatas, with soloists Dorothee Mields, Alex Potter, Thomas Hobbs and Peter Kooy.

He has worked with the Vokalconsort Berlin, the Deutsche Kammerphilharmonie Bremen, the Freiburger Barockorchester and the Chapelle Royale, and with conductors such as Sylvain Cambreling, Marcus Creed, Attilio Cremonesi, Paavo Järvi, Louis Langrée, Neville Marriner and John Nelson.