October 20th, 1231 was a Monday.
September 24th, 1231 - October 23rd, 1231
Why not celebrate an alternative birthday? In 474 days, exactly on October 17th, 2025, people who were born on October 20th, 1231 will be 290,000 days old!
Choreographer, dancer, actor
*October 20th, 1914, Mobile †January 24th, 2006, Los AngelesVice president of the United States since 2021
*October 20th, 1964, Oakland Medical CenterAmerican philosopher, psychologist, and educational reformer (1859–1952)
*October 20th, 1859, Burlington †June 1st, 1952, New York CityAmerican rapper, record producer and actor (born 1971)
*October 20th, 1971, Long BeachAmerican Roman Catholic religious sister, and former actress
*October 20th, 1938, ChicagoAmerican actor and singer (1935-2004)
*October 20th, 1935, New York City †December 28th, 2004, New York CityEnglish physicist (1891-1974), who discovered the neutron in 1932
*October 20th, 1891, Bollington †July 24th, 1974, CambridgeAmerican actress and television host (1907–2001)
*October 20th, 1907, Boston †May 31st, 2001, San FranciscoFirst Prime Minister (1963 to 1964) and President (1964 to 1978) of self-governing Kenya
*October 20th, 1893, Gatundu †August 22nd, 1978, MombasaHungarian-American actor (1882–1956)
*October 20th, 1882, Lugoj †August 16th, 1956, Los AngelesFrench poet (1854–1891)
*October 20th, 1854, Charleville (Ardennes) †November 10th, 1891, MarseilleAmerican musician
*October 20th, 1950, Gainesville †October 2nd, 2017, UCLA Santa Monica Medical CenterGerman legal scholar and politician
*October 20th, 1918, Constance †October 6th, 2009, Bad Homburg vor der HöheKing of Poland and Grand Duke of Lithuania
*October 20th, 1677, Lviv †February 23rd, 1766, LunévilleJournalist, humorist, United States Marine (1925–2007)
*October 20th, 1925, Mount Vernon †January 17th, 2007, Washington, D.C.Dutch landscape painter (1620-1691)
*October 20th, 1620, Dordrecht †November 15th, 1691, DordrechtFixed holidays (Christian feast days) which are celebrated on October 20th.
M = 1000 | C = 100 | X = 10 | I = 1 |
No: With 365 days 1231 is a normal year and no leap year.