[1][2] His discography includes recordings of many of the main baritone roles of Czech opera and song.

He graduated from the Music Faculty of the Academy of Performing Arts in Prague, studying with Teodor Šrubař.

He has performed on opera and concert stages around the world, including La Scala in Milan, Carnegie Hall in New York City, Opéra-Comique and Théâtre du Châtelet in Paris, Opéra national de Lorraine in Nancy, Vienna's Staatsoper, La Monnaie in Brussels, and the Berlin State Opera.

He has won acclaim at festivals in Cagliari, Hong Kong, Tel Aviv, Frankfurt and Göteborg.

[3] Ivan Kusnjer is a founder of the Fatum foundation, which supports families of musicians who died.