September 15th, 1721 was a Monday.
August 24th, 1721 - September 23rd, 1721
Why not celebrate an alternative birthday? In 470 days, exactly on August 12th, 2025, people who were born on September 15th, 1721 will be 111,000 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-PartenkirchenPrussian general
*September 15th, 1760, Potsdam †February 20th, 1824, BerlinAmerican writer (1789-1851)
*September 15th, 1789, Burlington †September 14th, 1851, CooperstownFrench Catholic priest (1858-1916)
*September 15th, 1858, Strasbourg †December 1st, 1916, TamanrassetAmerican physicist (1929–2019)
*September 15th, 1929, Lower Manhattan †May 24th, 2019, Santa FeFrench 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 HospitalFrench general (1715–1789)
*September 15th, 1715, Amiens †May 9th, 1789, ParisVenetian explorer and merchant who travelled through Asia
*September 15th, 1254, Venice †January 8th, 1324, VeniceAmerican film director, screenwriter, and producer
*September 15th, 1946, New York City18th-century poet and author from Scotland
*March 19th, 1721, Cardross †September 17th, 1771, LivornoChief mistress of Louis XV of France (1721-1764)
*December 29th, 1721, Paris †April 15th, 1764, VersaillesGerman scholar (1721-1740)
*January 19th, 1721, Schwabach †October 5th, 1740, Halle (Saale)French statesman (1721-1794)
*December 6th, 1721, Paris †April 22nd, 1794, ParisEarly American lawyer and politician, Founding Father of the United States (1721-1793)
*April 19th, 1721, Newton †July 23rd, 1793, New HavenPrince of Schwarzburg-Rudolstadt (1721-1767)
*January 8th, 1721, Rudolstadt †July 10th, 1767, RudolstadtEnglish poet and physician
*November 9th, 1721, Newcastle upon Tyne †June 23rd, 1770, LondonGerman politician (1721-1798)
*December 12th, 1721, Kahren †December 30th, 1798, DresdenGerman general
*February 3rd, 1721, Kalkar †August 27th, 1773, OławaGerman theologian
*April 3rd, 1721, Salzdahlum †December 10th, 1792, WolfenbüttelGerman Archdeacon and parson (1721-1797)
*January 1st, 1721, Berlin †January 1st, 1797, BerlinAmerican judge and politician
*September 14th, 1721, Windham †May 13th, 1807, WindhamBritish politician (1721-1803)
*August 4th, 1721, Swynnerton †October 26th, 1803, Trentham GardensGerman professor of botany and chemistry (1721-1768)
*August 19th, 1721, Tübingen †May 9th, 1768, TübingenGerman noble (1721-1774)
*March 9th, 1721, Ribeauvillé †March 30th, 1774, DarmstadtFixed holidays (Christian feast day) which are celebrated on September 15th.
M = 1000 | D = 500 | C = 100 | X = 10 | IX = 9 | V = 5 | I = 1 |
No: With 365 days 1721 is a normal year and no leap year.