John Penn

John Penn may refer to:

• John Penn ("the American") (1700–1746), Pennsylvania proprietor, only son of William Penn born in America
• John Penn (governor) (1729–1795), colonial governor of Pennsylvania, grandson of William Penn, son of Richard Penn, Sr
• John Penn (writer) (1760–1834), another grandson of William Penn, known as "John of Stoke", son of Thomas Penn
• John Penn (Continental Congress) (1741–1788), Continental Congressman from North Carolina, signer of the Declaration of Independence
• John Penn (engineer) (1805–1878), British marine engine engineer
• John Penn (MP) (1848–1903), MP for Lewisham 1891–1903
• John Penn (architect) (1921–2007), British architect
• Jack Penn (1909–1996), surgeon
• John Garrett Penn (1932–2007), United States federal judge
• John Penne, MP for Melcombe Regis (UK Parliament constituency)