Human beings, each considered as a single actor within society
Featured Individuals
- Jefferson, Thomas (1743-1826) - Author of the Declaration of Independence, third president of the United States
Notable Individuals
- Jackson, Andrew (1767-1845) - Seventh president of the United States
- Jacobs, Jane (1916-2006) - 20th century American/Canadian writer, author of The Death and Life of Great American Cities
- Johnson, Gary (1953- ) - Governor of New Mexico (1995-2003), 2012 Libertarian Party U.S. presidential candidate
- Johnson, Lyndon B. (1908-1973) - Thirty-sixth president of the United States
- Journalists - Writers and editors of newspapers, magazines and other media
Other Individuals
- Jacoby, Jeff (1959- ) - Journalist at The Boston Globe and syndicated columnist
- James, William (1842-1910) - American philosopher and psychologist
- Jaworski, Peter - Professor of business ethics at Georgetown University's McDonough School of Business
- Jay, John (1745-1829) - First Chief Justice of the United States, co-author of the Federalist Papers
- Jeffreys, George (1645-1689) - Welsh judge known as the "Hanging Judge"
- Jenner, William E. (1908-1985) - Politician, United States senator from Indiana (1944-1945, 1947-1959)
- Jevons, William Stanley (1835-1882) - Nineteenth century English economist
- Jiāo Hóng (焦竑; 1540-1620) - Chinese philosopher
- Jillette, Penn (1955- ) - Taller, louder half of Penn and Teller magician duo
- Joad, C. E. M. (1891-1953) - English philosopher, author of Guide to the Philosophy of Morals and Politics (1938)
- Johannsen, Oscar B. (1912-2008) - Professor at the Henry George School of Social Science
- Johnson, Andrew (1808-1875) - Seventeenth president of the United States
- Johnson, Charles W. - Web developer, left-libertarian writer, co-editor of Markets Not Capitalism (2011)
- Johnson, Paul (1928-2023) - British historian and prolific author
- Johnson, Virginia E. (1925-2013) - American sex therapist, member of the Masters and Johnson sexual research team
- Jouvenel, Bertrand de (1903-1987) - 20th century French philosopher
- Julien, Stanislas (1797-1873) - French sinologist
- Julius Caesar (GAIVS IVLIUS CAESAR; 100-44 BCE) - Roman military and political leader
- Junius Brutus, Lucius (LVCIVS IVNIVS BRVTVS; -509 BCE) - Leader of the revolt against the last Roman king, his uncle, Lucius Tarquinius Superbus; semilegendary founder of the Roman Republic