- John Riley
- John Riseborough
- John Rizas
- John Roberts
- John Robertson
- John Robertson
- John Robinson
- John Robinson
- John Robson
- John Rocchio
- John Rochester
- John Rockwell
- John Roddy
- John Roddy
- John Roe
- John Roelofsen
- John Rogers
- John Rogers
- John Rogers Overview
- John Roselli
- John Rosenberg
- John Ross
- John Ross, II
- John Roth
- John Rowan
- John Rowland
- John Rudella
- John Rudge
- John Rudy
- John Ruffolo
- John Rumsey
- John Rutledge
- John S. Herold Overview
- John Saada Jr.
- John Sabetti
- John Sachs
- John Sadolin
- John Saer Jr.
- John Salter
- John Salter