- Ralph Waldo Emerson
- Randy Pausch
- Ray Bradbury
- Reed Markham
- Richard Branson
- Richard Dawkins
- Richard Feynman
- Ricky Gervais
- Robert A. Heinlein
- Robert Anton Wilson
- Robert Frost
- Robert Fulghum
- Robert Lewis Stevenson
- Robert Orben
- Robin Hobb
- Robin Williams
- Roger Ascham
- Roger L'Estrange
- Ron Paul
- Ronald Reagan
