Having begun her musical studies with violin and piano, the Franco-Belgian soprano Marianne Croux turned to singing at the age of fifteen. In 2012, she was admitted to the Paris Conservatoire where she studied with Chantal Mathias. In 2015, she went to New York and studied with Mignon Dunn as part of an exchange scheme with the Manhattan School of Music. She also pursued her studies with Anne Le Bozec, Margreet Honig, Regina Werner, Janina Baechle, Kenneth Weiss, Jeff Cohen, Susan Manoff and Olivier Reboul. In 2009, she won first prize at the Dexia Classics competition and sang with the Wallonie Chamber Orchestra at La Monnaie / De Munt in Brussels. She has performed the roles of Gretel in Hansel and Gretel, Constance in Dialogues des Carmelites, Louise de Vilmorin in La Carmelite by Renaldo Hahn and Sophia Schliemann in Iliade l’amour by Betsy Jolas and has a wide repertoire in the domain of sacred music where she has worked with conductors such as David Reiland, Raphaël Pichon, Emmanuelle Haïm and Jean-Philippe Sarcos. She has also taken part in the production Avec Stephen Sondheim : en bonne compagnie ! at the Théâtre du Chatelet in Paris and sang the roles of the fairy in Mendelssohn’s A Midsummer Night’s Dream at the Philharmonie in Paris; the fifth servant in Elektra by Richard Strauss with Lyon Opera and Frasquita in Carmen at the Grange Festival in England. During the 2016 /2017 season, she was a member of the Lyon Opera Studio. In September 2017, she will be joining the Academy of the Paris Opera.