Marek Kalbus (born January 14, 1969 in Königs Wusterhausen) is a German opera and concert singer. He has the voice of a typical basso cantante and sings bass and bass-baritone roles.

German basso cantante Marek Kalbus studied at the Hochschule für Musik "Hanns Eisler" in Berlin (teacher: Roman Trekel) and was schooled for five years by the famous Italian soprano Celestina Casapietra.

In 2000, Marek Kalbus became laureate at the International Hans Gabor Belvedere Singing Competition Vienna. Since then he has sung in Germany, Italy, Denmark, Belgium, the Netherlands, the Czech Republic and Polland. Worldwide renowned stages, where Marek Kalbus has been heard recently, include Teatro Massimo (Palermo), Teatro Carlo Felice (Genoa), Teatro Dal Verme (Milano), Teatro Lirico di Cagliari, Oper Bonn, Teatro Municipal de Santiago de Chile, Konzerthaus Berlin and Berliner Philharmonie, International Art Centre De Singel (Antwerp), Beethoven Hall Bonn, the International Al Bustan Music Festival Beirut and Czech Philharmonic.

• Don Giovanni (Don Giovanni)
• Sarastro and Sprecher (Die Zauberflöte)
• Figaro and Graf Almaviva (Le nozze di Figaro)
• Colline (La Bohème)
• Alidoro (La Cenerentola)
• Alfonso and Guglielmo (Così fan tutte)
• Mephisto (Faust)
• Scarpia (Tosca)