September 21st, 1423 was a Sunday.
August 24th, 1423 - September 23rd, 1423
Why not celebrate an alternative birthday? In 629 days, exactly on January 22nd, 2026, people who were born on September 21st, 1423 will be 220,000 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, ZürichAustrian archduke and duke (1452-1493)
*September 21st, 1415, Innsbruck †August 19th, 1493, LinzPrime Minister of Japan from 2006–2007 and 2012–2020 (1954-2022)
*September 21st, 1954, Shinjuku †July 8th, 2022, Nara Medical University HospitalGerman Lutheran theologian and moral philosopher (1610–1671)
*September 21st, 1610, Schlettau †November 21st, 1671, Lutherstadt WittenbergItalian Dominican friar and preacher (1452-1498)
*September 21st, 1452, Ferrara †May 23rd, 1498, FlorenceCanadian poet and singer-songwriter (1934–2016)
*September 21st, 1934, Montreal †November 7th, 2016, Los AngelesGerman physician and university teacher
*September 21st, 1726, Vienna †February 23rd, 1793, ErlangenEmperor of the Ming Dynasty
*September 21st, 1428, Beijing †March 14th, 1457, BeijingAmerican actor (1931–2012)
*September 21st, 1931, Fort Worth †November 23rd, 2012, DallasAmerican musician (1947-2017)
*September 21st, 1947, Toledo †May 31st, 2017, New York CityKing of France from 1461 to 1483
*July 3rd, 1423, Bourges †August 30th, 1483, Château de Plessis-lez-ToursItalian humanist, architect and mathematician
*July 6th, 1423, Florence †May 26th, 1497, FlorenceKing of Naples
*June 2nd, 1423, Valencia †January 28th, 1494, Kingdom of NaplesCount of Foix
*February 26th, 1423, Petegem-aan-de-Schelde †July 10th, 1472, Orreaga-RoncesvallesCount of Saarbrücken (1442-1472)
*April 4th, 1423, Kirchheimbolanden †July 25th, 1472, Vaihingen an der EnzLord Privy Seal; Lord Chancellor; Bishop of Rochester; Bishop of Lincoln; Archbishop of York
*August 24th, 1423, Rotherham †May 29th, 1500, Cawood CastlePrincess of Asturias
*September 10th, 1423, Valladolid †August 22nd, 1425, CastromonteAustrian mathematician and astronomer (1423-1461)
*May 30th, 1423, Peuerbach †April 8th, 1461, ViennaFixed 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 | X = 10 | IX = 9 | I = 1 |
No: With 365 days 1423 is a normal year and no leap year.