September 11th, 1420 was a Monday.
August 24th, 1420 - September 23rd, 1420
Why not celebrate an alternative birthday? In 463 days, exactly on October 9th, 2025, people who were born on September 11th, 1420 will be 221,000 days old!
German footballer (1945–2024)
*September 11th, 1945, Richard-Wagner-Straße 19 (München) †January 7th, 2024, SalzburgSouth Korean masculism activist (1967-2013)
*September 11th, 1967, Daegu †July 26th, 2013, SeoulPresident of the Philippines from 1965 to 1986
*September 11th, 1917, Sarrat †September 28th, 1989, HonoluluAmerican singer-songwriter and actor (born 1967)
*September 11th, 1967, New OrleansScottish naturalist and explorer of the African continent
*September 11th, 1771, Scotland †January 1st, 1806, BussaGerman philosopher, sociologist and theorist (1903–1969)
*September 11th, 1903, Frankfurt †August 6th, 1969, VispFrench politician (1921-2002)
*September 11th, 1921, Meknes †May 25th, 2002, 15th arrondissement of ParisAmerican short story writer (1862-1910)
*September 11th, 1862, Greensboro †June 5th, 1910, New York CityFrench bishop
*September 11th, 1935, Saint-Dizier †April 12th, 2023, 15th arrondissement of ParisCzech king, warrior and nobleman
*April 23rd, 1420, Poděbrady †March 22nd, 1471, Old TownMarquess of Montferrat
*July 19th, 1420, Casale Monferrato †February 27th, 1483, Casale MonferratoPrincess of Brandenburg by birth and by marriage Duchess of Mecklenburg
*February 9th, 1420, Berlin †January 19th, 1491, Prämonstratenserinnenstift RehnaFixed holidays (Christian feast days, September 11 attacks-related observances) which are celebrated on September 11th.
M = 1000 | CD = 400 | X = 10 | IX = 9 | I = 1 |
Yes: 1420 is a leap year, therefore has a 29th of February with an additional leap day and a total of 366 days (instead of the usual 365 days in a normal year).