Ra

• Radio Philharmonie Hannover des NDR
• Radio Symphony Orchestra Moscow
• Radio-Sinfonie-Orchester Frankfurt
• Radio-Sinfonieorchester Stuttgart
• Raglan Baroque Players
• Ragtime Three
• Raphael Ensemble
• Raphael Trio

Rc

• RCA Italiana Opera Orchestra
• RCA Victor Symphony Orchestra

Re

• Red Army Chorus
• Red Hot Peppers
• Red Nichols & His Five Pennies
• Redbyrd
• Regensburger Domspatzen
• Regent Chamber Choir
• Relache
• Restoration Academy

Rh

• Rheinische Philharmonie
• Rhine Palatinate Orchestra

Ri

• Rias Kammerchor
• Riga Wind Quintet

Ro

• Robert DeCormier Singers
• Robert Shaw Chorale
• Robin Hood Dell Orchestra
• Rochester Philharmonic Orchestra
• Rodolphus Choir
• Roger Wolfe Kahn & His Orchestra
• Romanesca
• Royal Albert Hall Orchestra
• Royal Ballet Sinfonia
• Royal Concergebouw Orchestra
• Royal Danish Orchestra
• Royal Liverpool Philharmonic Orchestra
• Royal Philharmonic Chamber Ensemble
• Royal Philharmonic Chamber Orchestra
• Royal Philharmonic Orchestra
• Royal Scottish National Orchestra
• Royal Scottish National Orchestra Chorus
• Royal Scottish Orchestra
• Royal Shakespeare Company

Rs

• RSC Chorus and Orchestra

Rt

• RTF National Orchestra

Ru

• Rubin Quartett
• Rudy Martin's Trio
• Rundfunkchor Berlin
• Russian Philharmonic Orchestra
• Russian Symphonic State Cappella Chamber Orchestra