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 | 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 | Rolf Kirkvaag |
(Richtige Dauern, Unbegrenzt, Verbindung, Treffpunkt (two versions), Nachtmusik, Abwärts, Aufwärts, Intensität, Setz die Segel zur Sonne, Kommunion, Es, Goldstaub) Cologne Group (Alfred Alings, Harald Bojé, Rolf Gehlhaar, Johannes Fritsch, Aloys Kontarsky, Karlheinz Stockhausen); Paris Group (Carlos Roque Alsina, Jean-Pierre Drouet, Vinko Globokar, Jean-François Jenny-Clark, Michel Portal).
They were closely associated with the Cologne-based Feedback Studio, consisting of David C. Johnson, Johannes Fritsch, and Rolf Gehlhaar (Montague 1991, 197; Kurtz 1992, 200).