Rolf Harris | Rolf Hochhuth | Rolf Singer | Rolf Köhler | Rolf Martinsson | Rolf Stommelen | Rolf Liebermann | Rolf Hachmann | Rolf-Dieter Heuer | Rolf Wolfshohl | Rolf van der Vlugt | Rolf Stranger | Rolf Steiner | Rolf Landauer | Rolf Gehring | Rolf Ellmer | Rolf Dieter Brinkmann | Rolf | Stahlhofen | Rolf Wilhelm Brednich | Rolf Wallin | Rolf Steininger | Rolf Schimpf | Rolf Pfeifer | Rolf Nesch | Rolf M. Zinkernagel | Rolf Mulka | Rolf Mellde | Rolf Maximilian Sievert | Rolf Majcen |
In 2002, his second single, "Lieber Gott", made in collaboration with Peter Maffay, Nena, Udo Lindenberg, Herbert Dreilich, Joachim Witt and Rolf Stahlhofen, was a breakthrough, reaching No.6 on the German charts.