May 31st, 1423 was a Saturday.
May 22nd, 1423 - June 21st, 1423
Why not celebrate an alternative birthday? In 515 days, exactly on October 1st, 2025, people who were born on May 31st, 1423 will be 220,000 days old!
Noblewoman; Mother of King Henry VII
*May 31st, 1443, Bedfordshire †June 29th, 1509, WestminsterGerman biologist
*May 31st, 1922, Potsdam †April 16th, 2016, Freiburg im BreisgauFrench poet and diplomat
*May 31st, 1887, Pointe-à-Pitre †September 20th, 1975, HyèresFrench economist (1911–2010)
*May 31st, 1911, Paris †October 9th, 2010, Saint-CloudAmerican poet, essayist and journalist
*May 31st, 1819, West Hills †March 26th, 1892, CamdenFounder and first khan of the Mongol Empire
*May 31st, 1162, Delüün Boldog †August 18th, 1227, YinchuanFrench painter (1594-1665)
*May 31st, 1594, Les Andelys †November 19th, 1665, RomePope of the Catholic Church from 1922 to 1939
*May 31st, 1857, Desio †February 10th, 1939, Vatican CityTsar of Russia (1557-1598)
*May 31st, 1557, Pereslavl-Zalessky †January 7th, 1598, MoscowBritish-American historian (1916–2018)
*May 31st, 1916, London †May 19th, 2018, Voorhees TownshipKing 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 May 31st.
M = 1000 | CD = 400 | X = 10 | V = 5 | I = 1 |
No: With 365 days 1423 is a normal year and no leap year.