Authors born in 1956
- Jamie Dimon Business Executive, 1956
- Jan Peter Balkenende Politician, 1956
- Jane Rosenthal Film Producer, 1956
- Jane Velez-Mitchell Journalist, 1956
- Jay Alan Sekulow Attorney At Law, 1956
- Jay Nixon Politician, 1956
- Jean-Marie Messier Businessman, 1956
- Jeff Merkley Politician, 1956
- Jeffrey R. Immelt Business Executive, 1956
- Jerry Doyle Political Commentator, 1956
- Jerry Hall Model, 1956
- Jim Hodges Businessman, 1956
- Jim Moginie Musician, 1956
- Jim Piddock Actor, 1956
- Jim Renacci Accountant, 1956
- Jim Talent Politician, 1956
- Joan Allen Actress, 1956
- Joan Blades Businessperson, 1956
- Joe Mansueto Entrepreneur, 1956
- Joe Montana American Football Player, 1956
- Joe Penny Actor, 1956
- Joe Satriani Guitarist, 1956
- John Cooper Mayor, 1956
- John Culberson Attorney At Law, 1956
- John Delaney Lawyer, 1956
- John Harwood Journalist, 1956
- John Hockenberry Journalist, 1956
- John Joseph Lydon Singer-Songwriter, 1956
- John Lee Hancock Screenwriter, 1956
- John Pistole Administrator, 1956
- John S. Watson Businessman, 1956
- John Wells Theatrical Producer, 1956
- Jon Tester Politician, 1956
- Jonathan Potter Educator, 1956
- Jonathan Powell Diplomat, 1956
- Jose Manuel Barroso Politician, 1956
- Joy Mangano Inventor, 1956
- Judith Butler Philosopher, 1956
- Julia Glass Novelist, 1956
- K. A. Applegate Writer, 1956