April 11, 1925 - iola Fauver Gregg Liuzzo, a Unitarian Universalist civil rights activist from Michigan, who was murdered by Ku Klux Klan members after the 1965 Selma to Montgomery marches in Alabama
April 12, 1947 - David Michael Letterman, an American television host and comedian.
April 13, 1743 - Thomas Jefferson, an American Founding Father, the principal author of the Declaration of Independence and the third President of the United States.
April 14, 1975 - Anderson da Silva, a Brazilian mixed martial artist and UFC Middleweight Champion.
April 15, 1961 - José Anigo, a French former football defender and caretaker manager at Olympique de Marseille.
April 16, 1867 - Wilbur Wright was the elder brother of Orville Wright, with whom he developed the world's first successful airplane.
April 17, 1816 - Emil Jens Baumann Adolf Jerichau, a Danish sculptor.