Marion Tassou was born in Nantes and graduated from the Conservatoire national supérieur de musique in Lyon. She has performed roles such as Melanto in Il ritorno d’Ulisse in Patria, Vénus in Le Carnaval et la Folie von Destouches, Euridice in Orfeo ed Euridice, Ilia in Idomeneo, Zerlina in Don Giovanni, Contessa in Le Nozze di Figaro, Pamina in Die Zauberflöte, Pauline in La Vie Parisienne, Mahenu in L’île du rêve (Reynaldo Hahn), Blanche de La Force in Dialogues des Carmélites on stages such as the Saint Céré Festival, the Tours Opera, the Montpellier Opera and the Hamburg State Opera.
After being a member of the Académie of the Opéra Comique in 2013/14, she took part in three world premieres: L'Autre hiver by Dominique Pauwels and Beach Bosch by Vasco Mendonça with LOD Muziektheater in Ghent as well as Le Mystère de l'écureuil bleu by Marc-Olivier Dupin at the Opéra Comique. In 2019/20 she is making her debut at the Théâtre du Capitole in Toulouse (Parsifal).
In concert, she has recently been touring Schönberg's Pierrot Lunaire with the ensemble La Belle Saison and sung Hiérophanie by Claude Vivier in Paris and Berlin with the Ensemble Intercontemporain.
She has collaborated with conductors such as Alexis Kossenko, Hervé Niquet, Matthias Pintscher, François-Xavier Roth and Jean-Christophe Spinosi.
Her discography includes works by Gérard Pesson with the Ensemble Instant Donné (label NoMadMusic, 2018) and the Stabat Mater by Francis Poulenc with the Brussels Philharmonic and Hervé Niquet (label Evil Penguin, 2019).