Famous authors (alphabetical index), Letter R
- R Ronald Wilson Reagan
- R Henri-Benjamin Constant de Rebecque
- R Dan Rebreanu
- R Liviu Rebreanu
- R Vasile Rebreanu
- R Sebastian Reichmann
- R Theodor Reik
- R Erich Maria Remarque
- R Jules Renard
- R Publius Flavius Vegetius Renatus
- R David Rockefeller
- R John Davison Rockefeller
- R Nelson Rockefeller
- R John D. Rockefeller Jr.
- R Eugene Wesley Roddenberry
- R Horia Roman Patapievici
- R Vasile Romanciuc
- R Ioanid Romanescu
- R Regina Maria a României
- R Ioan Romosan
- R Eleanor Roosevelt
- R Franklin D. Roosevelt
- R Theodore Roosevelt
- R Anna Roosevelt Halsted
- R Theodore Roosevelt, Jr.
