Hayden Christensen shares his birth date of April 19 with:

1320 – King Peter I of Portugal (d. 1367)

1452 – King Ferdinand II of Aragon (d. 1504)

1603 – Michel le Tellier, French statesman (d. 1685)

1658 – Johann Wilhelm, Elector Palatine (d. 1716)

1665 – Jacques Lelong, French bibliographer (d. 1721)

1686 – Vasily Tatishchev, Russian statesman (d. 1750)

1721 – Thomas McKean, signer of the U.S. Declaration of Independence (d. 1817)

1721 – Roger Sherman, signer of the U.S. Declaration of Independence (d. 1793)

1785 – Alexandre Pierre François Boëly, French composer (d. 1858)

1793 – Emperor Ferdinand I of Austria (d. 1875)

1832 – José Echegaray y Eizaguirre, Spanish writer, Nobel Prize laureate (d. 1916)

1874 – Ernst Rüdin, Swiss psychiatrist, geneticist, and eugenicist (d. 1952)

1882 – Getúlio Vargas, President of Brazil (d. 1954)

1883 – Richard von Mises, Austrian-born mathematician (d. 1953)

1889 – Otto Georg Thierack, German jurist and politician (d. 1946)

1892 – Germaine Tailleferre, French composer (d. 1983)

1897 – Peter de Noronha, Indian businessman and philanthropist (d. 1970)

1897 – Constance Talmadge, American actress (d. 1973)

1899 – George O’Brien, American actor (d. 1985)

1900 – Richard Hughes, English novelist (d. 1976)

1903 – Eliot Ness, American lawman (d. 1957)

1912 – Glenn Seaborg, American chemist, Nobel Prize laureate (d. 1999)

1919 – Merce Cunningham, American dancer and choreographher

1922 – Erich Hartmann, German pilot (d. 1993)

1925 – Hugh O’Brian, American actor

1928 – Alexis Korner, English musician (d. 1984)

1930 – Dick Sargent, American actor (d. 1994)

1931 – Walter Stewart, Canadian journalist (d. 2004)

1932 – Dickie Goodman, American humorist (d. 1989)

1933 – Dickie Bird, English cricket umpire

1933 – Jayne Mansfield, American actress (d. 1967)

1935 – Dudley Moore, English actor, musician, comedian, composer (d. 2002)

1936 – Wilfried Martens, Prime Minister of Belgium

1937 – Elinor Donahue, American actress

1937 – Joseph Estrada, actor and President of the Philippines

1940 – Genya Ravan, American vocalist (Goldie & the Gingerbreads, Ten Wheel Drive)

1941 – Alan Price, English Musician (The Animals), (The Alan Price Set)

1944 – James Heckman, American economist, Bank of Sweden Prize

1944 – Bernie Worrell, American keyboardist (P Funk)

1946 – Tim Curry, British actor

1947 – Murray Perahia, American pianist

1947 – Mark Volman, American musician (The Turtles)

1948 – Rick Miller, American baseball player

1949 – Larry Walters, American “lawn chair” pilot

1951 – Barry Brown, Amercian actor and writer (d. 1978)

1952 – Alexis Arguello, Nicaraguan boxer

1953 – Rod Morgenstein, American musician (Winger)

1953 – Ruby Wax, British television personality

1960 – Roger Merrett, Australian footballer

1960 – Frank Viola, baseball player

1962 – Al Unser, Jr., American race car driver

1965 – Suge Knight, American record producer

1967 – Steven H Silver, American science fiction editor

1967 – Greg Ferrara, Independent Filmmaker, writer

1967 – Dar Williams, American musician and songwriter

1968 – Mswati III, King of Swaziland

1968 – Ashley Judd, American actress

1970 – Kelly Holmes, English athlete

1970 – Luis Miguel, Mexican pop-singer

1972 – Rivaldo, Brazilian footballer

1975 – Jason Gillespie, Australian cricketer

1975 – Jussi Jääskeläinen, Finnish footballer (Goalkeeper)

1977 – Lucien Mettomo, Cameroonian footballer

1978 – James Franco, American actor

1978 – Gabriel Heinze, Argentinian footballer

1978 – James Franco, American actor

1979 – Kate Hudson, American actress

1981 – Troy Polamalu, American football player

1981 – Catalina Sandino Moreno, Colombian actress

1987 – Maria Sharapova, Russian tennis player

1987 – Oksana Akinshina, Russian actress