Authors born in 1978
- Billy Eichner Actor, 1978
- Blake Crouch Author, 1978
- Bobby Hill Baseball Player, 1978
- Bocafloja Rapper, 1978
- Brad Arnold Musician, 1978
- Brad Katsuyama Executive Director, 1978
- Bradley Sands Author, 1978
- Brandon Heath Knell Musician, 1978
- Brent Smith Singer, 1978
- Brian Urlacher Football Player, 1978
- Brooke Burns Model, 1978
- Brooke Ellison Politician, 1978
- Bryan Greenberg Actor, 1978
- Bubba Watson Golfer, 1978
- C. Rajagopalachari Politician, 1978
- Camille Singer, 1978
- Camille Guaty Actress, 1978
- Camille Henrot Painter, 1978
- Carl Barat Musician, 1978
- Carl Lentz Pastor, 1978
- Carles Puyol Football Player, 1978
- Carmen Kass Model, 1978
- Caroline Dhavernas Actress, 1978
- Casey Barnes Singer-Songwriter, 1978
- Celine Sciamma Screenwriter, 1978
- Chad Johnson American Football Player, 1978
- Champ Bailey American Football Player, 1978
- Charles Lincoln Neal Entertainer, 1978
- Charlie Korsmo Actor, 1978
- Charlie Weber Actor, 1978
- Chase Utley 1978
- Chelsea Peretti Comedian, 1978
- Ching He Huang Writer, 1978
- Chris Sligh Singer, 1978
- Chris Stapleton Singer-Songwriter, 1978
- Chris Wolstenholme Musician, 1978
- Cisco Adler Musician, 1978
- Clay Aiken Singer, 1978
- Corey Hill Mixed Martial Artist, 1978
- Cory Arcangel Artist, 1978