Canadian pianist Hélène Mercier was born in Montreal. She began studying music at the Vincent d'Indy School of Music at age six, and at 15 she attended the Vienna Academy of Music. She pursued further studies with Sasha Gorodnitski at the Juilliard School and Pierre Sancan at the Paris Conservatoire. Mercier has performed with Zubin Mehta and the Israel Philharmonic Orchestra, Vladimir Spivakov and the National Philharmonic of Russia, Seiji Ozawa and the New Japan Philharmonic, and Charles Dutoit and the Montreal Symphony Orchestra, among many other orchestras. In chamber music, she has collaborated with Renaud Capuçon, Gautier Capuçon, Ivry Gitlis, Laurent Korcia, and Henri Demarquette, and performed in piano duets with Louis Lortie, Boris Berezovsky, Frank Braley, Brigitte Engerer, and Cyprien Katsaris. She has recorded for Chandos and Piano 21.