Marc Labonnette was born in Orléans and initially trained on the saxophone before focusing on singing. After spending two years at the Centre de Musique Baroque in Versailles, he entered the Guildhall School of Music & Drama in London, then the Royal Scottish Academy of Music & Drama in Glasgow. He is currently honing his vocal skills under the guidance of bass singer Daniel Ottevaere. 
In 2004, he made his stage debut in André Campra’s Idoménée under the direction of Jean-Claude Malgoire. He then went on to tackle a number of other roles including the Comte de Guiche (Alfano’s Cyrano de Bergerac), Leporello (Don Giovanni), Figaro (The Marriage of Figaro), Don Alfonso (Così fan Tutte), Golaud (Pelléas et Mélisande), Baron Trombonok (Il Viaggio a Reims), Wolfram (Tannhäuser), Alidoro (La Cenerentola), Bellone, Osman, Huascar, Ali, and Adario (Les Indes Galantes)…
He has been invited to perform on numerous stages, including the Paris Opera (Platée), the Théâtre Royal de La Monnaie in Brussels, the Théâtre du Capitole in Toulouse, the Bordeaux, Marseille, Nancy, Montpellier, Versailles, Saint-Étienne, Reims, and Massy Operas, the Edinburgh Festival, the Théâtre du Châtelet, the Théâtre des Champs-Élysées, Sadler’s Wells in London, the Buxton Festival and the Sage Gateshead in Newcastle. He recently performed in Purcell’s Indian Queen at the Schwetzingen Festival, La Serva Padrona (Pergolesi) and Nélé et Myrthis (Rameau) at the Clermont-Ferrand Opera, Rameau’s Castor et Pollux at the Théâtre des Champs -Élysées, the Corinne and Gilles Benizio production of Joseph Bodin de Boismortier’s Don Quichotte chez la Duchesse (as Sancho Pança) with Hervé Niquet conducting at the Metz Opera, the Versailles Opera, the Montpellier Opera, the Théâtre de Compiègne and Mexico City, Falstaff (Ford) at the Saint-Céré Festival and the Centre lyrique de Clermont-Auvergne, and Purcell’s King Arthur at the Opéra Royal in Versailles with Hervé Niquet conducting.

Marc Labonnette also performs in concert (Fauré’s Requiem, Bach’s Saint Matthew Passion, Handel’s Messiah, Lully’s Proserpine, Marais’ Sémélé, Campra’s Requiem, and Telemann’s Orpheus). He has sung under the direction of numerous conductors, including Marc Minkowski, Jean-Claude Malgoire, Patrick Fournillier, Jean-Yves Ossonce, Roberto Forès-Veses, Luciano Acocella, Christophe Coin, Daniele Callegari, Hervé Niquet, David Stern and Patrick Cohen-Akenine.

He has recently taken part in Opera de Paris at the first premiere of Trompe-la-mort by Luca Francesconi singing le Baron Nucingen and in december in la Boheme singing Alcindoro still in Opera de Paris.