Authors born in 1945
- Jim Moran Politician, 1945
- Jim Palmer American Football Player, 1945
- Joanna Cassidy Actress, 1945
- Joel Robuchon Chef, 1945
- Joey Skaggs Painter, 1945
- John Banville Writer, 1945
- John Fogerty Musician, 1945
- John Garamendi Rancher, 1945
- John Lithgow Actor, 1945
- John Lodge Musician, 1945
- John McAfee Programmer, 1945
- John McVie Bassist, 1945
- John Monks Trade Unionist, 1945
- John Motson Sports Commentator, 1945
- John Perkins Author, 1945
- John Walsh Television Personality, 1945
- Joy Fielding Novelist, 1945
- Karl Edward Wagner Writer, 1945
- Kate Adie Journalist, 1945
- Katherine Dunn Novelist, 1945
- Katherine McCoy Graphic Designer, 1945
- Katherine Neville Author, 1945
- Kathleen Brown Politician, 1945
- Kathy Garver Actress, 1945
- Kathy Young Musician, 1945
- Kay Koplovitz Founder, 1945
- Kay Ryan Poet, 1945
- Keith Jarrett Pianist, 1945
- Ken Hensley Singer-Songwriter, 1945
- Ken Livingstone Politician, 1945
- Khaleda Zia Politician, 1945
- Kim Carnes Singer-Songwriter, 1945
- Kurt Loder Author, 1945
- Larry Craig Politician, 1945
- Larry Gagosian Art Dealer, 1945
- Lee Gutkind Writer, 1945
- Leo Kottke Guitarist, 1945
- Les Brown Motivational Speaker, 1945
- Linda Hunt Actor, 1945
- Lloyd Kaufman Film Director, 1945