Mathilde Ortscheidt’s repertoire, like her 2026–2027 season, is rich and eclectic: she performs the roles of Polinesso (Ariodante, by Pollarolo) and Holopherne (Juditha Triumphans, by Vivaldi) with the Trondheim Barokorchester, Léonore (Le Carnaval de Venise, by Campra) at the Opéra royal de Versailles and the Théâtre de Caen, as well as Nanine and the assistant to the Prieure in the world premiere of The Dreamers by Hans Abrahamsen at the Festival d’Aix-en-Provence, Un Musico (Manon Lescaut) at the Théâtre des Champs-Élysées, and Olympe and the Second Woman (La Carmélite, by Hahn) in Budapest. She also performs in concert with the Orchestre national Avignon-Provence, Ensemble Il Caravaggio, and the Orchestre Idomeneo.

First Prize winner at the prestigious Concours d’Opéra baroque “Pietro Antonio Cesti” in 2023, she is regularly invited as a soloist by baroque ensembles such as Les Arts Florissants, Les Talens Lyriques, Accademia Bizantina, Le Poème Harmonique, Il Caravaggio, the Orchestre de l’Opéra royal de Versailles, Les Ambassadeurs, Les Paladins, Ensemble Diderot, and Les Accents.

She has also performed, among other roles, Vendredi (Robinson Crusoé) at Angers Nantes Opéra, Mephisto (Le Petit Faust by Hervé) at the operas of Tours and Reims and at the Théâtre de l’Athénée in Paris, Dorabella (Così fan tutte) on tour with Miroirs Étendus, Flora (La Traviata) at the Opéra de Rouen, Cefisa (Ermione) at the Opéra de Marseille, La Mère sans insouciance and the Directrice du Cirque (Les Ailes du désir by Othman Louati) at the operas of Angers-Nantes, Rennes, Dijon, and Compiègne, and Goffredo (Rinaldo) at the Festival de Saint-Céré.

Abroad, she has performed Ennone (Il Pomo d’Oro by Cesti) and Tauride (Arianna in Creta) at the Innsbrucker Festwochen, the title role in Carmen at Singapore Lyric Opera, the world premiere of Job, le procès de Dieu by Michel Petrossian at La Cité Bleue in Geneva, and Matilda (Otto) with the Akademie für Alte Musik Berlin.

After studying theatre at ESCA (École Supérieure de Comédiens par l’Alternance), she joined the Maîtrise Notre-Dame de Paris and the class of Rosa Dominguez, subsequently winning the Special Prize at the Wigmore Hall/Bollinger International Song Competition 2024, First Prize at the Cesti Competition at the Innsbruck Festival of Early Music, and First Prize (Female Voice) at the Concours International de Chant Lyrique de Canari 2022. She was also a semi-finalist at the Concours Reine Elisabeth 2023 and a laureate of the Fondation Royaumont in 2022 and 2023.

Mathilde Ortscheidt has been represented by RSBA since 2023.