Authors Born on
- John O'Toole Politician, 1944
- John Owen Theologian, 1616
- John Pomfret Journalist, 0
- John Pritzker Businessman, 1953
- John Rampton Businessman, 0
- John Randolph Leader, 1727
- John Requa Screenwriter, 1967
- John Searles Writer, 0
- John Stockwell Intelligence Officer, 1937
- John the Apostle Saint, 6
- John Tiffany Theatre Director, 1971
- John Van Hamersveld Graphic Artist, 1941
- John Vinocur Columnist, 1940
- John Webster Dramatist, 1580
- John Wilbanks Businessman, 2000
- John Wilkins Clergyman, 1614
- John Wycliffe Philosopher, 1320
- Johnny Ray Ryder Writer, 1948
- Jon McGregor Novelist, 1976
- Jonathan Coleman Author, 1951
- Jonathan Galassi Publisher, 1949
- Jonathan Grayer Chief Executive Officer, 0
- Jonás Cuarón Film Director, 1981
- Jose Garces Chef, 0
- Joseph Altuzarra Fashion Designer, 1983
- Joseph Cummins Author, 0
- Joseph DeRisi Biochemist, 0
- Joseph Glanvill Writer, 1636
- Joseph Kanon Author, 1946
- Joseph Rykwert Professor, 1926
- Josephine Angelini Writer, 1975
- Josh Kopelman Venture Capitalist, 1972
- Joshua A. Tucker Professor, 0
- Joshua Bekenstein Businessman, 0
- Joshua J. Marine Author, 0
- Joshua L. Liebman Rabbi, 1907
- Joshua Prager Journalist, 1971
- Joshua Sylvester Poet, 1563
- Josiah Warren Anarchist, 1798
- Juan Campodónico Musician, 1971