September 21st, 1440 was a Monday.
August 24th, 1440 - September 23rd, 1440
Why not celebrate an alternative birthday? In 779 days, exactly on August 20th, 2026, people who were born on September 21st, 1440 will be 214,000 days old!
American businessman (1903-1956)
*September 21st, 1903, Michigan †December 26th, 1956, YpsilantiGerman classical philologist and historian (1868–1941)
*September 21st, 1868, Emden †July 13th, 1941, ZürichItalian Dominican friar and preacher (1452-1498)
*September 21st, 1452, Ferrara †May 23rd, 1498, FlorenceGerman Lutheran theologian and moral philosopher (1610–1671)
*September 21st, 1610, Schlettau †November 21st, 1671, Lutherstadt WittenbergPrime Minister of Japan from 2006–2007 and 2012–2020 (1954-2022)
*September 21st, 1954, Shinjuku †July 8th, 2022, Nara Medical University HospitalGerman physician and university teacher
*September 21st, 1726, Vienna †February 23rd, 1793, ErlangenAustrian archduke and duke (1452-1493)
*September 21st, 1415, Innsbruck †August 19th, 1493, LinzCanadian poet and singer-songwriter (1934–2016)
*September 21st, 1934, Montreal †November 7th, 2016, Los AngelesAmerican actor (1931–2012)
*September 21st, 1931, Fort Worth †November 23rd, 2012, DallasAmerican film and television producer (born 1943)
*September 21st, 1943, DetroitEmperor of the Ming Dynasty
*September 21st, 1428, Beijing †March 14th, 1457, BeijingGrand Prince of Moscow (1440–1505)
*January 22nd, 1440, Moscow †October 27th, 1505, MoscowKing of Hungary, Bohemia and Croatia, Duke of Austria
*February 22nd, 1440, Komárno †November 23rd, 1457, PragueGerman historian, cartographer, physician and humanist (1440-1514)
*February 13th, 1440, Nuremberg †November 28th, 1514, NurembergBishop of strasbourg (*1440-1506)
*September 6th, 1440, Mosbach †August 20th, 1506, SaverneLandgraves of Hesse
*October 15th, 1440, Spangenberg †January 13th, 1483, MarburgFixed holidays (Autumnal equinox observances in the Northern Hemisphere, vernal equinox observances in the Southern Hemisphere , Christian feast day) which are celebrated on September 21st.
M = 1000 | CD = 400 | XL = 40 | X = 10 | IX = 9 | I = 1 |
Yes: 1440 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).