Authors born in 1931
- Jim Bunning Baseball Player, 1931
- Johannes Rau Politician, 1931
- John Baldessari Artist, 1931
- John Gavin Actor, 1931
- John le Carre Author, 1931
- John Norman Author, 1931
- John Shelby Spong Bishop, 1931
- Juan Goytisolo Poet, 1931
- Judith Viorst Writer, 1931
- Kelsang Gyatso Author, 1931
- Ken Venturi Golfer, 1931
- Kenneth H. Cooper Author, 1931
- Kushal Pal Singh Businessman, 1931
- L. Lionel Kendrick Teacher, 1931
- Larry Hagman Actor, 1931
- Larry Merchant Journalist, 1931
- Lee H. Hamilton Politician, 1931
- Leonard Nimoy Actor, 1931
- Les Dawson Comedian, 1931
- Leslie Bricusse Composer, 1931
- Leslie Caron Actress, 1931
- Lilly Pulitzer Socialite, 1931
- Lonnie Donegan Singer, 1931
- Malachy McCourt Actor, 1931
- Mamie Van Doren Actress, 1931
- Marla Gibbs Actress, 1931
- Martha Grimes Writer, 1931
- Martin Milner Actor, 1931
- Mickey Mantle Baseball Player, 1931
- Mike Nichols Film Director, 1931
- Mikhail Gorbachev Politician, 1931
- Monica Vitti Actress, 1931
- Mordecai Richler Writer, 1931
- Morgan Wootten Basketball Coach, 1931
- Morley Safer Journalist, 1931
- Mwai Kibaki Politician, 1931
- Nawal El Saadawi Religious Leader, 1931
- Ned Tanen Producer, 1931
- Neil Postman Author, 1931
- Nick Bollettieri Tennis Coach, 1931