September 15th, 1640 was a Saturday.
August 24th, 1640 - September 23rd, 1640
Why not celebrate an alternative birthday? In 824 days, exactly on October 2nd, 2026, people who were born on September 15th, 1640 will be 141,000 days old!
English mystery and detective writer (1890–1976)
*September 15th, 1890, Torquay †January 12th, 1976, WinterbrookPresident of the United States from 1909 to 1913
*September 15th, 1857, Cincinnati †March 8th, 1930, Washington metropolitan areaGerman historian of classical antiquity, author and children's writer (1901-1979)
*September 15th, 1901, Munich †June 16th, 1979, Garmisch-PartenkirchenFrench author of maxims and memoirs (1613-1680)
*September 15th, 1613, Paris †March 17th, 1680, ParisPrussian general
*September 15th, 1760, Potsdam †February 20th, 1824, BerlinVenetian explorer and merchant who travelled through Asia
*September 15th, 1254, Venice †January 8th, 1324, VeniceAmerican physicist (1929–2019)
*September 15th, 1929, Lower Manhattan †May 24th, 2019, Santa FeFrench Catholic priest (1858-1916)
*September 15th, 1858, Strasbourg †December 1st, 1916, TamanrassetFrench screenwriter and film director (1906-1960)
*September 15th, 1906, 1st arrondissement of Paris †February 21st, 1960, 16th arrondissement of ParisYounger son of Charles III of the United Kingdom and Diana, Princess of Wales
*September 15th, 1984, St. Mary's HospitalAmerican writer (1789–1851)
*September 15th, 1789, Burlington †September 14th, 1851, CooperstownAmerican film director, screenwriter, and producer
*September 15th, 1946, New York CityBritish playwright, poet and spy (1640–1689)
*July 10th, 1640, Canterbury †April 16th, 1689, LondonHoly Roman Emperor (1658-1705), King of Hungary and Croatia and King of Bohemia
*June 9th, 1640, Vienna †May 5th, 1705, ViennaFrench mathematician and astronomer (1640-1718)
*March 18th, 1640, Paris †April 21st, 1718, ParisDanish mathematician
*April 1st, 1640, Copenhagen †January 26th, 1697, Sławnikowice, Lower Silesian VoivodeshipFrench historian (1640-1732)
*February 24th, 1640, Paris †February 13th, 1732, ParisEnglish scientist
*December 13th, 1640, Sutton Baron And Sutton Baron Hall †April 30th, 1696, KentFrench painter (1640-1715)
*March 9th, 1640, Paris †November 16th, 1715, CopenhagenFrench architect (1640-1725)
*February 20th, 1640, Avignon †April 10th, 1725, AvignonBritish writer and theologian
*February 29th, 1640, Buckinghamshire †June 18th, 1704American settler (1640-1724)
*January 17th, 1640, Newbury †September 6th, 1724French prince (1640-1701)
*September 21st, 1640, Saint-Germain-en-Laye †June 9th, 1701, Saint-CloudFrench noble, mistress of Louis XIV; (1640-1707)
*October 5th, 1640, Lussac-les-Châteaux †May 27th, 1707, Bourbon-l'ArchambaultKing of Poland and Grand Duke of Lithuania (1669-1673)
*May 31st, 1640, Bilyi Kamin †November 10th, 1673, LvivChinese writer (1640–1715)
*June 5th, 1640, Zichuan District †February 25th, 1715, Zichuan DistrictGerman noblewoman; Countess of Schwarzburg-Rudolstadt and hymn poet (1640-1672)
*April 7th, 1640, Rudolstadt †March 12th, 1672, RudolstadtFixed holidays (Christian feast day) which are celebrated on September 15th.
M = 1000 | D = 500 | C = 100 | XL = 40 | X = 10 | IX = 9 | V = 5 |
Yes: 1640 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).