South Korean bass Sejong Chang completed his vocal studies at Hanyang University in Seoul and at University of Music in Cologne. He performed his first roles Figaro/ Le nozze di Figaro, Don Alfonso and Guglielmo/ Cosi fan tutte as well as Sarastro/ Die Zauberflöte in South Korea. 2011/2012 he was a member of the opera studio at Musiktheater im Revier in Gelsenkirchen, where his roles included Marchese d’Obigny/ La Traviata, Heger/ Rusalka, Mariano D`Albino in Trojahn’s La grande magia and Mordred in Albéniz’ Merlin.
Since 2012/2013 Sejong Chang has been an ensemble member at Oper Leipzig building up a broad repertoire with such roles as Figaro/ Le nozze di Figaro, Dulcamara/ L'elisir d'amore, Alidoro/ La Cenerentola, Don Basilio/ Il Barbiere di Siviglia, Raimondo/ Lucia di Lammermoor, Sarastro/ Die Zauberflöte, Jack Wallace/ La fanciulla del West, Colline/ La Bohème, Mandarin/ Turandot, Zuniga/ Carmen, Un Frate/ Don Carlo, Grenvil/ La Traviata, Gran Sacerdote/ Nabucco, Háraschta/ Das schlaue Füchslein, Joe/ Aufstieg und Fall der Stadt Mahagonny, Polizeikommissar/ Der Rosenkavalier, Bass/ Johannespassion, Hans Foltz/ Die Meistersinger von Nürnberg, Feenkönig/ Die Feen, Raimondo/ Rienzi, Reinmar/ Tannhäuser as well as Danieli/ Das Liebesverbot in cooperation with Bayreuther Festspielen/BF Medien.
His guest performances have included Dulcamara at Nationaltheater Mannheim, Figaro at Teatro comunale di Bolzano and Theater Chemnitz, Gran Sacerdote and Grenvil at Semperoper Dresden, Alidoro at Theater Chemnitz, Feenkönig at Theater Regensburg, Masetto in Solingen and Remscheid, Cold Genius in Purcell’s King Arthur at Theater Aachen and Reinmar/ Tannhäuser at the Hong Kong Arts Festival 2019. He made his debut at La Scala in 2021 as 2. Soldat in Richard Strauss' Salome under the baton of Riccardo Chailly.
As a passionate concert singer Sejong Chang has sung Beethoven’s 9th Symphony (at the Beethovenhalle in Bonn), Bach’s Johannespassion, Händel’s Messiah, Mozart’s Vesperae solennes de Confessore, Haydn’s Die Schöpfung, Schubert’s Mass in G major, Brahms’ Ein deutsches Requiem, Rossini’s Petite Messe Solennelle, Berlioz’ L'Enfance du Christ and Dvorák’s Stabat Mater (at the Cologne Philharmony). He performed his first Schubert's Winterreise at Kumho Art Hall in Seoul in 2019.