Simon O’Neill has rapidly established himself as one of the finest helden-tenors on the international stage. A native of New Zealand, he is a principal artist with the Metropolitan Opera, the Royal Opera House, Covent Garden and both the Bayreuth and Salzburg Festivals, appearing with a number of illustrious conductors including James Levine, Riccardo Muti, Valery Gergiev, Antonio Pappano, Daniel Barenboim, Pierre Boulez, Sir Charles Mackerras, Daniele Gatti, Edo de Waart, Bertrand de Billy, Donald Runnicles and Pietari Inkinen.
Simon O'Neill's performances as Siegmund (in Die Walküre at the Royal Opera House, Covent Garden with Pappano and at the Metropolitan Opera with Runnicles) were performed to wide critical acclaim. He was described in the international press as "the star", "an exemplary Siegmund, terrific of voice", "THE Wagnerian tenor of his generation" and "a turbo-charged tenor".
Notable debuts have included New York’s Metropolitan Opera as the Gran Sacerdote in Idomeneo with James Levine, the Royal Opera House as Jenik in The Bartered Bride with Sir Charles Mackerras, the Salzburg Festival in Die Zauberflöte with Riccardo Muti and Australian Opera as Sergei in Shostakovich's Lady Macbeth of Mtsensk with Sir Richard Armstrong. A consummate musician, both a pianist and tuba player his operatic highlights include the title role of Lohengrin and Florestan in Fidelio at the Royal Opera House, Metropolitan Opera tour of Japan with Die Walküre, Mao in John Adams Nixon in China with Minnesota Opera, Mitch in Previn's A Streetcar Named Desire at Theater an der Wien and Dmitri in Boris Godunov with New Zealand Opera. Simon also had the honour of touring Europe with Daniel Barenboim and the West-Eastern Divan Orchestra performing act one Die Walküre.