Authors born in 1863
- Albert Guinon Playwright, 1863
- Alfred Sutro Author, 1863
- Annie Fellows Author, 1863
- Annie Jump Cannon Astronomer, 1863
- Anthony Hope Writer, 1863
- Antoni Lange Poet, 1863
- Antonin Sertillanges Philosopher, 1863
- Archibald Thomas Robertson Preacher, 1863
- Arthur Gordon Webster Physicist, 1863
- Arthur Henderson Politician, 1863
- Arthur Machen Author, 1863
- Arthur Morrison Writer, 1863
- Arthur Quiller-Couch Writer, 1863
- Austen Chamberlain Statesman, 1863
- Black Elk Leader, 1863
- Bob Fitzsimmons Boxer, 1863
- C.P. Cavafy Poet, 1863
- Constantin Stanislavski Theatre Director, 1863
- David Lloyd George Statesman, 1863
- Edith Durham Writer, 1863
- Edvard Munch Artist, 1863
- Edward Bok Editor, 1863
- Edwin Conklin Zoologist, 1863
- Emma Dunham Kelley-Hawkins Writer, 1863
- Ernest Thayer Writer, 1863
- G. Campbell Morgan Evangelist, 1863
- Gabriele D'Annunzio Playwright, 1863
- Gene Stratton-Porter Author, 1863
- George Herbert Mead Philosopher, 1863
- George Santayana Philosopher, 1863
- Henry Ford Businessman, 1863
- James Harvey Robinson Historian, 1863
- Kelly Miller Mathematician, 1863
- Leo Baekeland Chemist, 1863
- Margaret Murray Egyptologist, 1863
- May Sinclair Writer, 1863
- Oliver Herford Writer, 1863
- Paul Signac Artist, 1863
- Pierre de Coubertin Leader, 1863
- Pietro Mascagni Composer, 1863