What happened on April 18 ?

1480 - Lucrezia Borgia, Florentine ruler and daughter of Pope Alexander VI (d. 1519)

1580 - Thomas Middleton, English dramatist (d. 1627)

1590 - Ahmed I, Ottoman Emperor (d. 1617)

1605 - Giacomo Carissimi, Italian composer (d. 1674)

1771 - Karl Philipp Fürst zu Schwarzenberg, Austrian field marshal (d. 1820)

1772 - David Ricardo, English economist (d. 1823)

1797 - Adolphe Thiers, French statesman (d. 1877)

1819 - Franz von Suppé, Austrian composer (d. 1895)

1838 - Paul Emile Lecoq de Boisbaudran, French scientist (d. 1912)

1857 - Clarence Darrow, American attorney (d. 1938)

1863 - Leopold Graf Berchtold, Austro-Hungarian foreign minister (d. 1942)

1864 - Richard Harding Davis, American author (d. 1916)

1874 - Oskar Ernst Bernhardt, German author (d. 1941)

1875 - Ivana Brlic-Mazuranic, Croatian writer (d. 1938)

1880 - Sam Crawford, baseball player (d. 1968)

1882 - Leopold Stokowski, Polish conductor (d. 1977)

1888 - Duffy Lewis, baseball player (d. 1979)

1893 - Violette Morris, French athlete (d. 1944)

1897 - Ardito Desio, Italian topographer and mountaineer (d. 2001)

1902 - Giuseppe Pella, Prime Minister of Italy (d. 1981)

1902 - Menachem Mendel Schneerson, the seventh and last Rebbe (spiritual leader) of the Chabad Lubavitch branch of Hasidic Judaism (d. 1994)

1904 - Pigmeat Markham, American comedian (d. 1981)

1905 - George H. Hitchings, American scientist, recipient of the Nobel Prize in Physiology or Medicine (d. 1998)

1907 - Miklós Rózsa, Hungarian-born composer (d. 1995)

1917 - Ty LaForest, Canadian baseball player (d. 1947)

1918 - Cliff Hillegass, American publisher (d. 2001)

1921 - Jean Richard, French actor (d. 2001)

1924 - Clarence "Gatemouth" Brown, American musician

1924 - Henry Hyde, American politician

1927 - Samuel P. Huntington, American political scientist

1936 - Tommy Ivo, American race car driver

1939 - Thomas J. Moyer, Chief Justice of the Ohio Supreme Court

1940 - Joseph L. Goldstein, American scientist, recipient of the Nobel Prize in Physiology or Medicine

1940 - Robert N. Kucey, Canadian author

1945 - Margaret Hassan, Irish-born aid worker (d. 2004)

1946 - Hayley Mills, English actress

1947 - Kathy Acker, American author (d. 1997)

1947 - Dorothy Lyman, American actress, director, producer

1947 - Cindy Pickett, American actress

1947 - James Woods, American actor and poker player

1947 - Herbert Mullin, American serial killer

1949 - Geoff Bodine, American race car driver

1951 - Ricardo Fortaleza, Australian-Filipino retired boxer

1954 - Rick Moranis, Canadian comedian

1956 - Anna Kathryn Holbrook, American actress

1956 - Eric Roberts, American actor

1956 - Melody Thomas Scott, American actress

1958 - Malcolm Marshall, West Indian cricketer (d. 1999)

1961 - Jane Leeves, British actress

1963 - Eric McCormack, Canadian actor

1963 - Conan O'Brien, American comedian

1964 - Niall Ferguson, British historian

1964 - Rithy Panh, Cambodian film director

1966 - Trine Hattestad, Norwegian athlete

1967 - Maria Bello, American actress

1968 - David Hewlett, Canadian actor

1969 - Princess Sayako of Japan

1969 - Keith R.A. DeCandido, American author

1970 - Greg Eklund, American musician (Everclear)

1971 - Tamara Braun, American actress

1971 - David Tennant, Scottish actor

1971 - Oleg Petrov, Russian ice hockey player

1973 - Haile Gebrselassie, Ethiopian athlete

1976 - Melissa Joan Hart, American actress

1976 - Fayray, Japanese singer

1979 - Vahid Rahbani, Iranian actor and director

1979 - Michael Bradley, American basketball player

1979 - Matthew Upson, English footballer

1979 - Kourtney Kardashian, American reality series star

1980 - Robyn Regehr, Canadian hockey player

1981 - Audrey Tang, Taiwanese free software programmer

1983 - Miguel Cabrera, Venezuelan Major League Baseball player

1985 - ?ukasz Fabia?ski, Polish football (soccer) goalkeeper

1986 - Tim "Fierce" Martin, American Martial Artist and Actor

1989 - Alia Shawkat, American actress