- Robert Sacks
- Robert Salad
- Robert Salamon
- Robert Sallander
- Robert Sallstrom
- Robert Salluzzo
- Robert Samit
- Robert Saraceno
- Robert Satow
- Robert Saunders
- Robert Schaul
- Robert Schaus
- Robert Scherl
- Robert Schiappacasse
- Robert Schill
- Robert Schipper
- Robert Schmidt
- Robert Schneiderman
- Robert Schnell
- Robert Schoder
- Robert Schofield
- Robert Schroeder
- Robert Schultz
- Robert Schuster
- Robert Schwartz
- Robert Schwartz
- Robert Schwartz
- Robert Schwartz
- Robert Schönfeld
- Robert Sciaraffo
- Robert Seber
- Robert Segessenmann
- Robert Seidel, Q.C.
- Robert Seidler
- Robert Sell
- Robert Seminara
- Robert Shan
- Robert Shannon
- Robert Sharpe
- Robert Shaw