Keyboard
Keyboard
Roger Waters 45
Richard Clayderman 77
Robert Schumann 7
Rod McKuen 22
Robert Reed 18
Richard Souther 11
Robert Klein 4
Roland Kayn 70
Roland Hanna 14
Ryan Stewart 
Robert Preston 
Ronald Brautigam 
RUBEN GARCIA 5
Robert Hill 4- Rebecca Pechefsky 4
Reinbert De Leeuw 2- Ric Louchard
Rafał Blechacz 2
Robin Holloway 3
Richard Dowling 2
Rosalyn Tureck 4
Roy Eaton 2
Randall Woolf 2
Roger Reynolds 
Ramin Bahrami - Robert Levin 8
Ragna Schirmer 
Roger Wright 4
Ralph Van Raat 2- Robert Brown 2
Robert Silverman 
Roberto Plano 
Rudolf Buchbinder 
Richard Einhorn 3
Robert Miller 
Roger Harvey - Rick Sowash 4
- Rolf Hind 3
Rebecca Whelan - Rhythm & Bluefield Band 3
- Richard Middleton
- Rudolf Lutz 2
Robert Sharp 2- Roman Haubenstock-RamatI
- Robert Lehman
- Robert Mansell
- Ron McFarland 2
Ray Tarantino 
Roberto Prosseda
- NEW — Artist has been updated in past 30 days
- Artist 3 — number of albums
