- C. E. Lombardi
- C. E. M. Joad
- C. JoyBell C.
- C. Northcote Parkinson
- C. P. Scott
- C. P. Snow
- C. S. Lewis
- Calvin Coolidge
- Calvin Trillin
- Candace Cameron Bure
- Carl Jung
- Carl Reiner
- Carl Rogers
- Carl Sagan
- Carl Sandburg
- Carl Schurz
- Carl W. Buehner
- Carl Zwanzig
- Carlos Castaneda
- Carlos Santana
- Carly Simon
- Carol Burnett
- Carol Grace
- Carol Siskind
- Caroline Myss
- Caroline Norton
- Caroline Rhea
- Carolyn Forché
- Carolyn Gold Heilbrun
- Carolyn Wells
- Carrie Fisher
- Cary Grant
- Casey Stengel
- Cassandra Clare
- Catherine Deneuve
- Catherine Doherty
- Catherine Pulsifer
- Catherine the Great
- Cathy Guisewite
- Cathy Hopkins
- Cato the Elder
- Cecil B. DeMille
- Celia Thaxter
- Cesare Pavese
- Chaim Weizmann
- Channing Pollock
- Charles Alexandre de Calonne
- Charles Anderson Dana
- Charles Atlas
- Charles Barkley