Miklós Sebestyén was born in Budapest in 1979. After enjoying initial success at the Belvedere Singing Competition in Vienna, he got the chance to appear in major opera houses such as New York's Metropolitan Opera, Milan's La Scala, London’s Covent Garden, Cardiff's Welsh National Opera, Madrid's Teatro Real, Oslo Royal Opera, Copenhagen Royal Opera, Oper Zürich, Bavarian State Opera Munich, Bolshoi Theatre in Moscow, Theater an der Wien, Deutsche Oper am Rhein, the Komische Oper in Berlin, Bregenzer Festspiele et.al. He made his Hungarian State Opera House debut in 2011.

His principal roles include Bluebeard (Bluebeard’s Castle), Figaro (Le Nozze di Figaro), Leporello, and the Commendatore (Don Giovanni), Sarastro (Die Zauberflöte), Don Alfonso (Così fan tutte), Pizzarro (Fidelio), Seneca (L’incoronazione di Poppea) Don Magnifico (La Cenerentola), Mustafà (L'italiana in Algeri), Mosè (Mosè in Egitto), Vodnik (Rusalka), Dosifej (Khovanshchina), Enrico VIII (Anna Bolena), Prince Gremin (Eugene Onegin), Colline (La bohème), Timur (Turandot), Padre Guardiano (Forza del Destino), Sparafucile (Rigoletto), Banquo (Macbeth), Kothner (Die Meistersinger von Nürnberg), Tchelio (The Love for Three Oranges) et.al.

Future roles in this coming season are Bartolo (Il barbiere di Siviglia), Geronte (Manon Lescaut), König Marke (Tristan), Ariodate (Xerxes).

He has had great success as a concert singer as well with oratorios of Haydn, Bach, Mozart, Bartók. Over the course of his career, he has worked with such conductors and directors as Fabio Luisi, Lorin Maazel, Adam Fischer, Riccardo Chailly, Carlo Rizzi, Ulf Schirmer, Robert Carsen, Kasper Holten, David Pountney, Philippe Arlaud, Giancarlo del Monaco and Peter Konwitschny.