What happened on July 21 ?

1414 - Pope Sixtus IV (d. 1484)

1515 - Philip Neri, Italian churchman (d. 1595)

1620 - Jean Picard, French astronomer (d. 1682)

1664 - Matthew Prior, English poet and diplomat (d. 1721)

1693 - Thomas Pelham-Holles, 1st Duke of Newcastle-upon-Tyne, English statesman (d. 1768)

1710 - Paul Möhring, German physician and scientist (d. 1792)

1810 - Henri Victor Regnault, French chemist and physicist (d. 1878)

1858 - Lovis Corinth, German painter and graphic artist (d. 1925)

1870 - Emil Orlik, Czech painter and graphic artist (d. 1932)

1882 - David Burliuk, Ukrainian artist (d. 1967)

1893 - Hans Fallada, German writer (d. 1947)

1899 - Hart Crane, American poet (d. 1932)

1899 - Ernest Hemingway, American writer, Nobel Prize laureate (d. 1961)

1903 - Roy Neuberger, American financier and art collector

1911 - Marshall McLuhan, Canadian author (d. 1980)

1920 - Isaac Stern, Ukrainian-born violinist (d. 2001)

1923 - Rudolph A. Marcus, Canadian chemist, Nobel Prize laureate

1922 - Kay Starr, American singer

1924 - Don Knotts, American actor (d. 2006)

1925 - Anne Meacham, American actress

1926 - Norman Jewison, Canadian film director

1926 - Rahimuddin Khan, Pakistani General and provincial ruler

1932 - Ernie Warlick, American football player

1933 - John Gardner, American author (d. 1982)

1935 - Norbert Blüm, German politician

1938 - Janet Reno, United States Attorney General

1939 - John Negroponte, U.S. Director of National Intelligence

1943 - Edward Herrmann, American actor

1944 - Tony Scott, British film director

1944 - Paul Wellstone, U.S. Senator from Minnesota (d. 2002)

1946 - Kenneth Starr, American lawyer and judge

1948 - Ed Hinton, American sportswriter

1948 - Cat Stevens, English singer

1948 - Garry Trudeau, American cartoonist

1950 - Ubaldo Fillol, Argentinian footballer

1951 - Robin Williams, American comedian

1953 - Brian Talbot, English football player and manager

1955 - Howie Epstein, American musician and producer

1955 - Taco Ockerse, Indonesian singer

1957 - Jon Lovitz, American comedian

1960 - Lance Guest, American actor

1960 - Fritz Walter, German footballer

1961 - Amar Singh Chamkila, Punjabi folk singer

1964 - Jens Weiÿflog, German ski jumper

1968 - Brandi Chastain, American soccer player

1968 - Lyle Odelein, Canadian hockey player

1978 - Josh Hartnett, American actor

1979 - David Carr, American football player

1980 - C.C. Sabathia, American baseball player

1981 - Titus Bramble, English footballer

1981 - Stefan Schumacher, German professional road racing cyclist

1983 - Eivør Pálsdóttir, Faroese singer and composer

1983 - Kellen Winslow Jr., American football player

1984 - Liam Ridgewell, English footballer

1985 - Von Wafer, American professional basketball player