Emanuel Mountz Zeigler, Jr (April 18, 1951 – December 22, 2009)

Frank Xavier Leyendecker (January 19, 1876 – April 18, 1924)

Gertrude Vanderbilt Whitney (January 9, 1875 - April 18, 1942)

Ignatius Gurowski (May 17, 1812 – April 18, 1887)

Justus von Liebig (May 12, 1803 – April 18, 1873)

Ken O’Neill (born April 18)

L.E.O. Charlton (July 7, 1879 - April 18, 1958)

Peter Bellinger (March 28, 1947 - April 18, 2001)

Phyllis Haylor (April 18, 1904 – December 13, 1981)

William R. King (April 7, 1786 – April 18, 1853)