May 9th, 1831 was a Monday.
April 21st, 1831 - May 21st, 1831
Why not celebrate an alternative birthday? In 548 days, exactly on September 28th, 2025, people who were born on May 9th, 1831 will be 71,000 days old!
Founder of the German automobile company Adam Opel AG
*May 9th, 1837, Rüsselsheim am Main †September 8th, 1895, Rüsselsheim am MainSwiss classical philologist (1843-1918)
*May 9th, 1843, Zürich †August 27th, 1918, ZürichNorwegian musicologist and educator
*May 9th, 1875, Ringsaker Municipality †August 5th, 1976, OsloIrish-American playwright and actor (1814-1880)
*May 9th, 1814, Dublin †June 7th, 1880, New York CityScottish writer and playwright
*May 9th, 1860, Kirriemuir †June 19th, 1937, MaryleboneFrench mathematician, inventor of descriptive geometry and father of differential geometry (1746-1818)
*May 9th, 1746, Beaune †July 28th, 1818, ParisAmerican abolitionist (1800–1859)
*May 9th, 1800, Torrington †December 2nd, 1859, Charles TownGerman feminist, writer, and opinion journalist
*September 20th, 1831, Berlin †June 1st, 1919, BerlinScottish physicist (1831–1879)
*June 13th, 1831, Edinburgh †November 5th, 1879, CambridgePresident of the United States in 1881
*November 19th, 1831, Moreland Hills †September 19th, 1881, ElberonGerman Emperor (1831-1888)
*October 18th, 1831, Neues Palais in Potsdam †June 15th, 1888, Neues Palais in PotsdamFrench lawyer and diplomat (1831-1904)
*April 15th, 1831, Caen †July 15th, 1907, ParisFrench photographer (1831–1909)
*August 15th, 1831, Aups †February 16th, 1909, 10th arrondissement of ParisFrench dramatist (1831-1908)
*September 7th, 1831, Paris †November 8th, 1908, ParisKhedive of Egypt and Sudan from 1863 to 1879
*December 31st, 1831, Cairo †March 2nd, 1895, IstanbulFirst Lady of the United States from 1877 to 1881
*August 28th, 1831, Chillicothe †June 25th, 1889, FremontGerman mathematician (*1831 – †1916)
*October 6th, 1831, Brunswick †February 12th, 1916, BrunswickFrench nun and marian visionary
*November 7th, 1831, Corps †December 15th, 1904, AltamuraItalian Catholic priest (1831-1891)
*December 1st, 1831, Pagani †February 24th, 1891, PaganiItalian neurologist, physiologist, and anthropologist (1831-1910)
*October 31st, 1831, Monza †August 28th, 1910, San TerenzoShah of Qajar Iran from 1848 to 1896
*July 16th, 1831, Tabriz †May 1st, 1896, TehranFixed holidays (Christian feast day, Commemoration of the end of the German occupation of the Channel Islands related observances, Victory Day observances, celebration of the Soviet Union victory over Nazi Germany) which are celebrated on May 9th.
M = 1000 | D = 500 | C = 100 | X = 10 | IX = 9 | V = 5 | I = 1 |
No: With 365 days 1831 is a normal year and no leap year.