- Robert Parker -- Robert Patton
- Robert Paul -- Robert Pehlke
- Robert Penn -- Robert Philip Goodenough
- Robert Philip Orlando -- Robert Plane
- Robert Plane -- Robert Plunkett
- Robert Poindexter -- Robert Pope
- Robert Popo -- Robert Prudon
- Robert Pruter -- Robert R. Oliver
- Robert R. Patterson -- Robert Rand
- Robert Randles -- Robert Rauschenberg
- Robert Ray -- Robert Reinert
- Robert Reinis -- Robert Rich
- Robert Rich Jr. -- Robert Ripa
- Robert "Rob C" Conner -- Robert Rodriguez
- Robert Rodriguez -- Robert Rook
- Robert Roseberry Jr. -- Robert Rueda
- Robert Ruff -- Robert Ryder
- Robert S. Arnold -- Robert Salter
- Robert Salter -- Robert Savage
- Robert Savage -- Robert Schneider
- Robert Scholz -- Robert Schunk
- Robert Scott -- Robert Seagrove
- Robert Sean Leonard -- Robert Shannon
- Robert Shanon Meitus and the Dorkestra -- Robert Shaw & Atlanta Symphony Orchestra & Chamber Chorus
- Robert Shaw & Atlanta Symphony Orchestra & Chamber Chorus -- Robert Shaw Festival Singers