The German tenor, Horst Wilhelm, sang as a child in Berliner Kirchenchor, later in the Jugendchor des Berliner Rundfunks. During World War II, he became a soldier and was in English captivity until end of the war. Since 1947, he studied singing at the Berliner Musikhochschule with Götte.
Horst Wilhelm made his debut 1951 at the Städtischen Oper Berlin, where he was engaged until 1956 as the first lyric tenor. Since 1956, he was engaged at the Staatstheater of Kassel. From 1962 to 1973 he was a member of the Member of the Staatsoper Hamburg. Here he participated the premieres of the operas Der goldene Bock by E. Krének (June 16, 1964), Arden muß sterben by Alexander Goehr (March 5, 1967), Die Teufel von Loudun by K. Penderecki (June 20, 1969) and Das kommt davon by E. Krének (June 27, 1970). He appeared as a guest at the Staatsoper Berlin, in Munich and Hannover. During his distinguished career he also performed as a concert and oratorio singer. In 1963-1964 he sang at the Glyndebourne Festival the role of Flamand in Capriccio by R. Strauss, in 1962-1963 at the Bayreuth Festival the role of Froh in Rheingold; in 1968 and 1970 he appeared at the Théâtre de la Monnaie in Brussels as a guest.
Since 1973 Horst Wilhelm taught at the Musikhochschule of Lübeck.
Among his numerous recordings: HMV (scenes from Die lustigen Weiber von Windsor by Nicolai), CBS (Gasparone), Philips (Die Teufel von Loudun), Vox, Orbis, Bach-Guild, Electrola. The recordings which were released under his name on Allegro Royale are not of his voice.