September 12th, 1423 was a Friday.
August 24th, 1423 - September 23rd, 1423
Why not celebrate an alternative birthday? In 619 days, exactly on January 13th, 2026, people who were born on September 12th, 1423 will be 220,000 days old!
German association football player and manager
*September 12th, 1964, Castrop-RauxelAmerican actor (1973–2013)
*September 12th, 1973, Glendale †November 30th, 2013, ValenciaFrench scientist (1897-1956)
*September 12th, 1897, 13th arrondissement of Paris †March 17th, 1956, ParisPolish science fiction author, philosopher and futurologist (1921-2006), studied medical doctor
*September 12th, 1921, Lviv †March 27th, 2006, KrakówAmerican track and field athlete (1913–1980)
*September 12th, 1913, Oakville †March 31st, 1980, TucsonKing of France (1494-1547)
*September 12th, 1494, Cognac †March 31st, 1547, RambouilletAmerican paleontologist (1811-1898)
*September 12th, 1811, Hingham †August 7th, 1898, BethlehemKing 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 (Christian feast day) which are celebrated on September 12th.
M = 1000 | CD = 400 | X = 10 | IX = 9 | I = 1 |
No: With 365 days 1423 is a normal year and no leap year.