Canadian soprano Rayanne Dupuis began her professional career after completing her studies at the universities of Toronto, Stony Brook (New York) and Yale (USA).  She joined the Canadian Opera Company Ensemble Studio, performing in a number of operas, including Elektra, Ariadne auf Naxos, Rigoletto, Luisa Miller, Jenufa, The Cunning Little Vixen and  La calisto.

Her past roles include Lulu, La voix humaine, Frau Fluth (Die lustigen Weiber von Windsor), Tatyana (Eugene Onegin), Marie (Die Soldaten  by Manfred Gurlitt), Blanche de la Force (Dialogues of the Carmelites), Miss Jessel (The Turn of the Screw), Erste Dame (Die Zauberflöte), Giacinta (La finta semplice), Cathleen (Riders to the Sea)  and Marguerite (Jeanne au boucher). 

In North America, she has been a featured soloist with Seattle Opera and Austin Lyric Opera (USA) as well as Edmonton Opera Association, Opera Ontario, Tapestry Music and the Banff Festival of the Arts (Canada). In Europe, she has appeared at the Opéra Théâtre de Metz, with the opera companies of Nantes, Angers, Montpellier, Massy, Besancon, Reims as well as with the Comédie of Clermont-Ferrand.  She has also been a guest of the Musik Triennale Köln as well as the festivals of Montpellier (France) and Aberdeen (Scotland).

Now based in Paris, Rayanne Dupuis is very active in the world of contemporary music.  Andrew Clements of The Guardian called her premiere of the title role of The Bitter Tears of Petra von Kant (by Gerald Barry) „magnificent“. This was a production of the English National Opera under the baton of André de Ridder, in a staging by Richard Jones, 2005. This production was recorded on CD. In 2005, she also recorded a CD with songs by Charles Ives, Antoine Palloc on the piano, with Soupir Éditions. Rayanne Dupuis also premiered the title role of Jackie O (by Michael Dougherty) in both Canada and France and was Lavinia in the reprise of Mourning Becomes Electra (by David Levy).  She created the role of Helen in Red Emma (by Gary Kulesha) for the Canadian Opera Company. She premiered and recorded French composer Bernard Cavanna Chants cruels for voice and orchestra, and also played the role of Ikuko in his opera La confession impudique. She performed and recorded La femme du Saturnien in Micromégas by Paul Méfano. In 2005/06, Rayanne Dupuis sang with the L’Ensemble Intercontemporain in Paris the part of Kathleen in Vaughan Williams Rider to the Sea. She also sang the french premiere of two works of the finnish composer Tapio Tuomela (Lamentations 2 and Vuohenki Luohti) and recorded Jeremy Becks Death of a Little Girl with Doves for soprano and orchestra. In 2007, she sang the world premiere of Giacomo Manzonis 6 Canti Kokin Shu for voice and electronics at MITO Settembre Festival in Milan.

Rayanne Dupuis has appeared with the Ensemble Intercontemporain (Paris), the RTE National Symphony Orchestra (Dublin), the Slovak Radio Symphony Orchestra (Bratislava), the Vlaams Radio Orkest (Antwerp), the Orchestre National des Pays de Loire, the Basel Symphony Orchestra and has collaborated with Ensemble 2e2m, TM+ and Circus S.  She has been heard on national broadcasts with Radio France, Westdeutschen Rundfunk as a well as CBC and Radio Canada. She has recorded for Soupir Éditions, the RTE, Innova and Maguelone labels.

In January 2008, Rayanne Dupuis sang Jory Vinikour’s Canti for soprano and harpsichord at the Festival d’Art Sacré de Douai, in March 2008, she sang Morton Feldmans Journey to the end of night with the Ensemble 2e2m at CNR de Paris. In April and May 2008 followed Bernhard Cavanna’s Messe pour un jour ordinaire with 2e2m in Marseille and at the Espace Culturel André Malraux under the baton of Pierre Rouiller as well as Philippe Manoury’s Cruel Spirals for soprano and ensemble with the Ensemble TM+ under the baton of Laurent Cuniot. In May/June 2008, Rayanne Dupuis repeated  her performance in The bitter Tears of Petra von Kant at the Theater Basel in a coproduction with English National Opera under the baton of André de Ridder. In October 2008, she sang Kathleen in Vaughan Williams Rider to the sea at the Opéra de Reims under the baton of Jean-Luc Tingaud. She also took part in a rendition of Cavanna’s Messe pour un jour ordinaire in the Cité de la Musique, the concert was broadcast by France Musique. She guested in Riders to the sea in Lille and at the Opéra de Rennes in November 2008, and was invited to repeat her performance in April 2009 in Dunkerque (France) and at the Théatre de l’Athénée, Paris.

In March 2009, Rayanne Dupuis interpreted Schönberg's Erwartung with Seattle Opera. In September to November 2009, she took part in the world premiere of Rihm's opera Drei Frauen at the Theater Basel, and in March 2010 she sang Rihm's Das Gehege under the baton of Andr é de Ridder and the BBC Symphony Orchestra at the Barbican Hall in London.

In March 2011, she will be repeating Das Gehege in Berlin under Kent Nagano conducting the Deutsche Symphonie Orchester Berlin.