My birthday is April 1st.
Here's your list:
1220 - Emperor Go-Saga of Japan (d. 1272)
1543 - François de Bonne, duc de Lesdiguières, Constable of France (d. 1626)
1578 - William Harvey, English physician (d. 1657)
1610 - Charles de Saint-Évremond, French soldier (d. 1703)
1640 - Georg Mohr, Danish mathematician (d. 1697)
1647 - John Wilmot, 2nd Earl of Rochester, English poet (d. 1680)
1765 - Luigi Schiavonetti, Italian engraver (d. 1810)
1776 - Sophie Germain, French mathematician (d. 1831)
1815 - Otto von Bismarck, 1st Chancellor of Germany (d. 1898)
1815 - Edward Clark, Governor of Texas (d. 1880)
1834 - Big Jim Fisk, American entrepreneur (d. 1872)
1854 - Bill Traylor, American artist (d. 1949)
1856 - Acacio Gabriel Viegas, Indian physician (d. 1933)
1865 - Richard Adolf Zsigmondy, Austrian-born chemist, Nobel Prize laureate (d. 1929)
1866 - Ferruccio Busoni, Italian pianist and composer (d. 1924)
1868 - Edmond Rostand, French dramatist (d. 1918)
1873 (N.S.) - Sergei Rachmaninoff, Russian composer, pianist, and conductor (d. 1943)
1875 - Edgar Wallace, English writer (d. 1932)
1880 - Agha Petros, Assyrian general (d. 1932)
1883 - Lon Chaney, Sr., American actor (d. 1930)
1885 - Wallace Beery, American actor (d. 1949)
1895 - Alberta Hunter, American singer (d. 1984)
1897 - Nita Naldi, American actress (d. 1961)
1898 - William James Sidis, American genius (d. 1944)
1899 - Gustavs Celmins, Latvian politician (d. 1968)
1900 - Robert McDowell, Mayor of Maryborough, Queensland (d. 1988)
1901 - Whittaker Chambers, American writer, editor, and defector (d. 1961)
1906 - Alexander Sergeyevich Yakovlev, Russian engineer and airplane designer (d. 1989)
1908 - Abraham Maslow, American psychologist (d. 1970)
1915 - Otto Wilhelm Fischer, Austrian actor (d. 2004)
1919 - Joseph Murray, American surgeon, recipient of the Nobel Prize in Physiology or Medicine
1920 - Toshiro Mifune, Japanese actor (d. 1997)
1922 - William Manchester, American writer (d. 2004)
1924 - Brendan Byrne, Governor of New Jersey
1926 - Charles Bressler, American tenor
1926 - Anne McCaffrey, American author
1928 - George Grizzard, American actor
1929 - Milan Kundera, Czech-born writer
1929 - Payut Ngaokrachang, Thai animator
1929 - Jane Powell, American dancer, actress, and singer
1929 - Bo Schembechler, American football coach (d. 2006)
1930 - Grace Lee Whitney, American actress
1931 - Rolf Hochhuth, German writer
1932 - Gordon Jump, American television actor (d. 2003)
1932 - Debbie Reynolds, American actress
1933 - Claude Cohen-Tannoudji, French physicist, Nobel Prize laureate
1934 - Don Hastings, American television actor
1934 - Rod Kanehl, baseball player (d. 2004)
1935 - Larry McDonald, American politician (d. 1983)
1938 - Ali MacGraw, American actress
1938 - John Quade, American actor
1939 - Phil Niekro, American baseball pitcher
1940 - Wangari Maathai, Kenyan environmentalist, recipient of the Nobel Peace Prize
1942 - Samuel R. Delany, American author
1942 - Annie Nightingale, British disc jockey
1944 - Rusty Staub, Major League Baseball player
1946 - Ronnie Lane, British musician (The Small Faces and The Faces) (d. 1997)
1947 - Alain Connes, French mathematician
1947 - Norm Van Lier, American basketball player
1947 - Robin Scott, British singer
1948 - Jimmy Cliff, Jamaican musician
1949 - Gérard Mestrallet, French businessman
1949 - Gil Scott-Heron, American musician and composer
1949 - Sammy Nelson, Irish footballer
1950 - Samuel Alito, U.S. Supreme Court Justice
1952 - Annette O'Toole, American actress
1952 - Bernard Stiegler, French philosopher
1953 - Barry Sonnenfeld, producer and director
1960 - Michael Praed, British actor
1964 - Erik Breukink, Dutch cyclist and manager
1964 - Scott Stevens, Canadian hockey player
1965 - Mark Jackson, American basketball player
1965 - Robert Steadman, English composer
1970 - Sung Hi Lee, Korean-born model
1971 - Method Man, American musician
1971 - Shinji Nakano, Japanese race car driver
1972 - Allen and Albert Hughes, American film directors
1972 - Jesse Tobias, American musician
1973 - Christian Finnegan, American comedian
1973 - Stephen Fleming, New Zealand cricketer
1974 - Richard Christy, American drummer
1975 - George Bastl, Swiss tennis player
1976 - Clarence Seedorf, Surinamese-born footballer
1977 - Haimar Zubeldia, Spanish cyclist
1978 - Miroslava Vavrinec, Swiss tennis player
1980 - Bijou Phillips, American actress
1980 - Randy Orton, American professional wrestler
1980 - Yūko Takeuchi, Japanese actress
1981 - Hannah Spearritt, British singer (S Club 7)
1982 - Sam Huntington, American actor
1983 - Ólafur Ingi Skúlason, Icelandic footballer
1983 - Sean Taylor, American football player
1983 - Franck Ribery, French footballer
1984 - Olga Rei, Russian television personality
1986 - Ireen Wüst, Dutch speed skater
1988 - Courtney McCool, American gymnast