December 31st, 1623 was a Sunday.
December 22nd, 1623 - January 20th, 1624
Why not celebrate an alternative birthday? In 783 days, exactly on June 21st, 2026, people who were born on December 31st, 1623 will be 147,000 days old!
Breton maritime explorer of North America (1491–1557)
*December 31st, 1491, Saint-Malo †September 1st, 1557, Saint-MaloFrench artist (1869–1954)
*December 31st, 1869, Le Cateau-Cambrésis †November 3rd, 1954, NiceGerman classical archaeologist and classical philologist (1865-1931)
*December 31st, 1865, Burgholzhausen vor der Höhe †September 21st, 1931, BerlinJewish Austrian Holocaust survivor and Nazi hunter
*December 31st, 1908, Buchach †September 20th, 2005, ViennaFlemish anatomist, physician and author (1514–1564)
*December 31st, 1514, Mont aux Potences - Galgenberg †October 16th, 1564, ZakynthosNew Zealand mathematician and Fields Medalist
*December 31st, 1952, Gisborne †September 6th, 2020, NashvilleAmerican army officer and statesman (1880–1959)
*December 31st, 1880, Uniontown †October 16th, 1959, Washington, D.C.Canadian American businesswoman
*December 31st, 1878, Woodbridge †October 18th, 1966, New York CityItalian journalist and professor of sociology (1929–2023)
*December 31st, 1929, Borgonovo Val Tidone †August 14th, 2023, MilanFrench mathematician, physicist, inventor, writer, and Christian philosopher (1623–1662)
*June 19th, 1623, Clermont-Ferrand †August 19th, 1662, ParisFlemish Jesuit missionary (1623–1688)
*October 9th, 1623, Pittem †January 28th, 1688, BeijingCount of Hanau-Lichtenberg and Hanau-Münzenberg (1623-1685)
*August 4th, 1623, Bouxwiller †March 30th, 1685, HanauDutch Golden Age painter (1630-1693)
*August 20th, 1623, Nootdorp †November 12th, 1693, UitdamGerman theologian
*March 31st, 1623, Kołobrzeg †September 19th, 1687, GreifswaldGerman noble (1623-1683)
*July 14th, 1623, Berlin †June 26th, 1683, SchmalkaldenCatholic saint, First Bishop of Quebec
*April 30th, 1623, Montigny-sur-Avre †May 6th, 1708, Quebec CityEnglish scientist, philosopher, statistician and economist (1623-1687)
*May 26th, 1623, Romsey †December 16th, 1687, LondonSwedish judge (1623-1677)
*December 23rd, 1623, Słupsk †October 20th, 1677, Katrineholm Municipality17th-century Catholic bishop
*April 2nd, 1623, Almería †June 24th, 1688, BrindisiPrince-Bishop of Olomouc
*March 17th, 1623, Kłodzko †September 23rd, 1695, OlomoucDuke of Mecklenburg-Schwerin
*December 1st, 1623, Schwerin †June 21st, 1692, The HagueBelgian architect (1623-1694)
*February 23rd, 1623, Ypres †February 28th, 1694, AzpeitiaDutch politician (1623-1680)
*August 13th, 1623, Amsterdam †November 6th, 1680, Amsterdam(1623-1703)
*April 8th, 1623, Żmigród †June 30th, 1703, WrocławItalian painter (1623-1685)
*September 10th, 1623, Bissone †March 9th, 1685, BissoneGovernor of Suriname (1623-1670)
*March 9th, 1623, Luccombe †December 1st, 1670, AntiguaFixed holidays (Christian feast day, New Year's Eve) which are celebrated on December 31st.
M = 1000 | D = 500 | C = 100 | X = 10 | I = 1 |
No: With 365 days 1623 is a normal year and no leap year.