The English tenor, John Mark Ainsley, began his musical training in Oxford and continues to study with Diane Forlano.
In 1990 John Mark Ainsley made his American début with concerts in New York and Boston. In 1992 he made his début with the Berlin Philharmonic Orchestra. In 1993 he made his début in the Vienna Musikverein, singing the St Matthew (BWV 244) and St John Passions (BWV 245) under Peter Schreier. The role of the Evangelist in J.S. Bachs Passions remains one of the main staples of John Mark Ainsleys repertory. He is also known as one of the best interpreters of Geman lieder. His concert engagements have included appearances with the London Philharmonic under Roger Norrington, the London Symphony under Sir Colin Davis, Les Musiciens du Louvre under Marc Minkowski, the Berlin Philharmonic under Bernard Haitink and Simon Rattle, the New York Philharmonic under Kurt Masur and both the Orchestra of the Maggio Musicale Fiorentino and the Orchestre de Paris under Carlo Maria Giulini, the London Symphony under Previn, the Vienna Philharmonic under Roger Norrington and the Boston Symphony under Seiji Ozawa. His operatic roles have included Idamante with the Welsh National Opera, Fenton with Scottish Opera, Don Ottavio at the Aix-en-Provence and Glyndebourne Festivals and in San Francisco, Orfeo with the Netherlands Opera and many others.
John Mark Ainsley's extensive discography (more than a hundred recordings) includes appearances with all the major recording companies.