Born and educated in Korea, Kwanchul Youn was an ensemble member of the Berlin State Opera from 1993 to 2004. In recent years he has performed in most of the renowned opera houses across the globe, including the Vienna State Opera (Faust, Zauberflöte, Parsifal, Don Carlo, Tannhäuser), Teatro alla Scala (Das Rheingold, Don Giovanni, Il Trovatore, Fidelio), the MET (Lucia di Lammermoor, Les Troyens), the Bavarian State Opera (Parsifal, Der fliegende Holländer, Tristan und Isolde, Il Trovatore), the Semperoper Dresden (Simon Boccanegra, Lohengrin), the ROH Covent Garden (Lohengrin), the Gran Teatre del Liceu Barcelona (Tristan und Isolde), the Opéra National de Paris (Forza del Destino, Luisa Miller), the Oper Frankfurt (Don Carlos), the Lyric Opera Chicago (Parsifal) and the Teatro Regio Torino (Tannhäuser, Parsifal). He has also guested at the Bayreuth Festival (Tristan, Parsifal, Die Walküre, Der fliegende Holländer), the Salzburg Festival, the Easter Festival Salzburg, the Dresdner Musikfestspiele, the Ludwigsburger Schlossfestspiele, the American Ravina Festival, the Klangbogen Vienna and the Beethovenfest Bonn.
Alongside his opera engagements he also performs frequently at concerts with well-known orchestras including the Hong Kong Philharmonic Orchestra. Kwangchul Youn can be heard on several recordings including the Bayreuth Festival’s Die Meistersinger von Nürnberg under the baton of Daniel Barenboim (Teldec), Croesus with Rene Jacobs (Harmonia mundi), Fidelio (Teldec), Le nozze di Figaro, Cosi fan tutte, Don Giovanni and Tiefland under the baton of Bertrand de Billy (Arte Nova), as well as Daphne with the WDR Sinfonieorchester Köln with Semyon Bychkov (Decca - nominated for a Grammy as best Opera Production of 2006).