May 12th, 1817

Born on May 12th, 1817

Age in days, weeks and months
Wow, over 75,000 days old!

Why not celebrate an alternative birthday? In 404 days, exactly on June 10th, 2025, people who were born on May 12th, 1817 will be 76,000 days old!

... in seconds, minutes and hours

What happened on May 12th?

May 12th, 2008

In Postville, Iowa, U.S. Immigration and Customs Enforcement conducted the largest-ever raid of a workplace and arrested nearly 400 immigrants for identity theft and document fraud.

May 12th, 1998

Four students were shot and killed by Indonesian soldiers at Trisakti University in Jakarta, which led to widespread riots and the resignation of President Suharto nine days later.

May 12th, 1975

The Cambodian navy seized the American container ship SS Mayaguez in what they claimed to be Cambodian territorial waters.

May 12th, 1968

Vietnam War: The 1st Australian Task Force began the defence of Fire Support Base Coral in the largest unit-level action of the war for the Australian Army.

May 12th, 1967

The Jimi Hendrix Experience released the critically acclaimed and widely influential debut album Are You Experienced.

May 12th, 1948

The United Kingdom publicly announced that it was independently developing nuclear weapons, after the US Atomic Energy Act of 1946 ended cooperation on the matter.

May 12th, 1941

German engineer Konrad Zuse presented the Z3, the first working programmable and fully automatic computer, to an audience of scientists in Berlin.

May 12th, 1938

During an exercise to demonstrate air power, United States Army Air Corps bomber aircraft intercepted the Italian ocean liner SS Rex (pictured) 620 nautical miles (1,100 km) off the US Atlantic coast.

May 12th, 1932

Nazi deputies assaulted journalist Helmuth Klotz in the German parliament building after he broke the Röhm scandal.

May 12th, 1888

North Borneo was established as a British protectorate.

May 12th, 1881

Under threat of invasion, Muhammad III as-Sadiq, Bey of Tunis, signed the Treaty of Bardo to make Tunisia a French protectorate.

May 12th, 1863

American Civil War: The Confederates were routed in the Battle of Raymond, a small battle that had an inordinately large impact on the Vicksburg campaign.

May 12th, 1846

The Donner Party, an American pioneer group which became known for resorting to cannibalism when they became trapped in the Sierra Nevada, left Independence, Missouri, for California.

May 12th, 1743

War of the Austrian Succession: Habsburg ruler Maria Theresa was crowned Queen of Bohemia after driving French troops from the territory.

May 12th, 2018

Paris knife attack: A man is fatally shot by police in Paris after killing one and injuring several others.

Birthdays
... of famous people, actors, celebrities and stars on May 12th

Born on May 12th, 1817

68

Edmund Heusinger von Waldegg

German railway pioneer

*May 12th, 1817, Bad Schwalbach †February 2nd, 1886, Hanover

62

Rudolf Reichenau

German author

*May 12th, 1817, Kwidzyn †December 17th, 1879

Same Day
Who's birthday is on May 12th?

90

Florence Nightingale

English social reformer, statistician, and founder of modern nursing (1820-1910)

*May 12th, 1820, Florence †August 13th, 1910, London

79

Gabriel Fauré

French composer, organist, pianist and teacher

*May 12th, 1845, Pamiers †November 4th, 1924, Paris

43

Rishi Sunak

Prime Minister of the United Kingdom since 2022

*May 12th, 1980, Southampton

35

Liu Xiaolong

Badminton player

*May 12th, 1988, Zhangzhou

31

Erik Durm

German association football player

*May 12th, 1992, Pirmasens

28

Luke Benward

American actor

*May 12th, 1995, Franklin

73

Lorenzo Nina

Catholic cardinal

*May 12th, 1812, Recanati †July 25th, 1885, Rome

58

Song Yang

Chinese-born Australian badminton player

*May 12th, 1965, Nanjing

71

George Carlin

American stand-up comedian (1937–2008)

*May 12th, 1937, New York City †June 22nd, 2008, Santa Monica

96

Katharine Hepburn

American actress (1907–2003)

*May 12th, 1907, Hartford †June 29th, 2003, Old Saybrook

44

Gustav Adolf von Götzen

German explorer, diplomat and colonial administrator

*May 12th, 1866, Ścinawka Górna †December 2nd, 1910, Berlin

73

Gabriel Byrne

Irish actor

*May 12th, 1950, Dublin

90

Jiddu Krishnamurti

Indian spiritual philosopher, mystic, speaker and writer (1895–1986)

*May 12th, 1895, Madanapalle †February 17th, 1986, Ojai

84

Dorothy Hodgkin

British chemist

*May 12th, 1910, Cairo †July 29th, 1994, Ilmington

70

Jules Massenet

French composer (1842–1912)

*May 12th, 1842, Saint-Étienne †August 13th, 1912, Paris

40

Domhnall Gleeson

Irish actor (1983-)

*May 12th, 1983, Dublin

55

Bettina Stark-Watzinger

German politician

*May 12th, 1968, Frankfurt

75

Lindsay Crouse

Actress

*May 12th, 1948, New York City

81

Karl von Appen

German stage designer/member:Association of Revolutionary Visual Artists. (1900-1981)

*May 12th, 1900, Düsseldorf †August 22nd, 1981, East Berlin

81

Hans Ils

German politician (1906-1988)

*May 12th, 1906, Weißenhorn †March 25th, 1988, Freiburg im Breisgau

Same year
Born in 1817

44

Henry David Thoreau

American essayist, poet, and philosopher (1817–1862)

*July 12th, 1817, Wheeler-Minot Farmhouse †May 6th, 1862, Concord

85

Theodor Mommsen

German classical scholar and historian (1817–1903)

*November 30th, 1817, Garding †November 1st, 1903, Charlottenburg

74

Baháʼu'lláh

Founder of the Bahá'í Faith

*November 12th, 1817, Tehran †May 29th, 1892, Acre

67

Frederick T. Frelinghuysen

American politician (1817-1885)

*August 4th, 1817, Millstone †May 20th, 1885, Newark

33

Miguel Lafuente Alcántara

Spanish historian

*July 10th, 1817, Archidona †August 27th, 1850, Havana

78

Frederick Douglass

African-American social reformer, writer, and abolitionist (c. 1818 – 1895)

*January 31st, 1817, Talbot County †February 20th, 1895, Washington, D.C.

70

Theodor Storm

German writer

*September 14th, 1817, Husum †July 4th, 1888, Hanerau-Hademarschen

94

Joseph Dalton Hooker

British botanist, lichenologist, and surgeon (1817–1911)

*June 30th, 1817, Halesworth †December 10th, 1911, Sunningdale

65

Auguste-Alexandre Ducrot

French general (1817-1882)

*February 24th, 1817, Nevers †August 16th, 1882, Versailles

78

Justo Arosemena Quesada

Colombian politician and writer

*August 9th, 1817, Colombia †February 23rd, 1896, Bogotá

85

Rudolf von Delbrück

Prussian statesman under Bismarck (1817-1903)

*April 16th, 1817, Berlin †February 1st, 1903, Berlin

54

Aimé Maillart

French composer

*March 24th, 1817, Montpellier †May 26th, 1871, Moulins

82

Ivan Aivazovsky

Russian marine painter (1817-1900)

*July 17th, 1817, Feodosiia †April 19th, 1900, Feodosiia

68

Jules d'Aoust

French noble and composer (1817-1886)

*March 16th, 1817, Arras †January 21st, 1886, Paris

92

Genova Thaon di Revel

Italian politician (1817-1910)

*November 20th, 1817, Genoa †September 3rd, 1910, Como

76

Charles Auguste Fraikin

Belgian curator and sculptor

*June 14th, 1817, Herentals †November 22nd, 1893, Schaerbeek

83

Ramón de Campoamor

Spanish author (1817-1901)

*September 24th, 1817, Navia †February 11th, 1901, Madrid

77

Heinrich von Sybel

German historian (1817-1895)

*December 2nd, 1817, Düsseldorf †August 1st, 1895, Marburg

55

Maria Merkert

Superior General of the Congregation of St Elizabeth

*September 21st, 1817, Nysa †November 14th, 1872, Nysa

88

Adolphe, Grand Duke of Luxembourg

Duke of Nassau (1839–1866), later Grand Duke of Luxembourg (1890–1905)

*July 24th, 1817, Biebrich Palace †November 17th, 1905, Lenggries

Birthdays of famous people

Public holidays on May 12th

Fixed holidays (Christian feast day) which are celebrated on May 12th.

Date as a Roman numeral / digit

Leap year

No: With 365 days 1817 is a normal year and no leap year.

Calendar
May 1817