April 12th, 1817

Born on April 12th, 1817

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

Why not celebrate an alternative birthday? In 380 days, exactly on May 11th, 2025, people who were born on April 12th, 1817 will be 76,000 days old!

... in seconds, minutes and hours

What happened on April 12th?

April 12th, 2012

The Guinea-Bissau military seized control in a coup amid a presidential election, later handing power to a transitional administration under Manuel Serifo Nhamadjo.

April 12th, 1993

Bosnian War: NATO forces began Operation Deny Flight (aircraft pictured) to enforce a no-fly zone over Bosnia and Herzegovina ordered by the United Nations Security Council.

April 12th, 1983

Harold Washington was elected as the first African-American mayor of Chicago.

April 12th, 1980

Canadian athlete Terry Fox embarked on an east-to-west "Marathon of Hope" from St. John's, Newfoundland and Labrador, with a prosthetic leg to raise funds for cancer research.

April 12th, 1961

Aboard Vostok 1, Soviet cosmonaut Yuri Gagarin performed the first human spaceflight, completing one orbit of Earth in 108 minutes.

April 12th, 1910

SMS Zrínyi, one of the last pre-dreadnoughts built by the Austro-Hungarian Navy, was launched in Trieste.

April 12th, 1861

Confederate forces began a bombardment of Fort Sumter in the harbor of Charleston, South Carolina, starting the American Civil War.

April 12th, 1831

The Broughton Suspension Bridge near Manchester, England, collapsed reportedly because of mechanical resonance induced by troops marching in step across it.

April 12th, 1822

Greek War of Independence: Ottoman troops began a massacre of tens of thousands of Greeks (depicted) on the island of Chios.

April 12th, 1807

The Froberg mutiny of Greek and Albanian troops in British service ended with the explosion of the gunpowder magazine at Fort Ricasoli, Malta.

April 12th, 1776

American Revolution: The North Carolina Provincial Congress passed the Halifax Resolves, the first official action in the American colonies calling for independence from Great Britain.

April 12th, 1204

Troops of the Fourth Crusade entered Constantinople and began a sack of the city, temporarily dissolving the Byzantine Empire.

April 12th, 2010

Merano derailment: A rail accident in South Tyrol kills nine people and injures a further 28.

April 12th, 2009

Zimbabwe officially abandons the Zimbabwean dollar as its official currency.

April 12th, 2007

A suicide bomber penetrates the Green Zone and detonates in a cafeteria within a parliament building, killing Iraqi MP Mohammed Awad and wounding more than twenty other people.

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

Born on April 12th, 1817

65

Antonio López y López

Spanish businessman (1817-1883)

*April 12th, 1817, Comillas †January 16th, 1883, Barcelona

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

24

Manuel Turizo

Venezolano singer

*April 12th, 2000, Barranquilla

26

Paulo Londra

Argentinian singer

*April 12th, 1998, Córdoba

34

Rahmat Adianto

Badminton player

*April 12th, 1990, Jakarta

24

David Hogg

American gun control activist and entrepreneur

*April 12th, 2000, Los Angeles

86

Charles Gavan Duffy

Irish nationalist, journalist, poet and Australian politician (1816-1903)

*April 12th, 1816, Monaghan †February 9th, 1903, Nice

36

Rvssian

Jamaican record producer, singer-songwriter and entrepreneur

*April 12th, 1988, Kingston

91

Jan Tinbergen

Dutch economist (1903–1994)

*April 12th, 1903, The Hague †June 9th, 1994, The Hague

66

Tom Clancy

American author (1947–2013)

*April 12th, 1947, Baltimore †October 1st, 2013, Baltimore

45

Claire Danes

American actress

*April 12th, 1979, Manhattan

30

Saoirse Ronan

Irish–American actress (born 1994)

*April 12th, 1994, The Bronx

45

Jennifer Morrison

American actress, model, film producer

*April 12th, 1979, Chicago

85

Alan Ayckbourn

English playwright

*April 12th, 1939, London

83

Raymond Barre

85th Prime Minister of France (1924-2007)

*April 12th, 1924, Saint-Denis †August 25th, 2007, 5th arrondissement of Paris

85

James Hillman

American psychologist (1926-2011)

*April 12th, 1926, Atlantic City †October 27th, 2011, Thompson

77

David Letterman

American comedian and television host

*April 12th, 1947, Indianapolis

62

Carlos Sainz

Spanish racing driver

*April 12th, 1962, Madrid

63

Lisa Gerrard

Australian musician, singer and composer

*April 12th, 1961, Melbourne

73

Julius von Horst

Austrian general and politician, Minister of Defence 1871-1880

*April 12th, 1830, Sibiu †February 6th, 1904, Graz

61

Edmond Audran

French composer

*April 12th, 1840, Lyon †August 17th, 1901, Tierceville

78

Ed O'Neill

American actor (born 1946)

*April 12th, 1946, Youngstown

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 April 12th

Fixed holidays (Christian feast day, Commemoration of first human in space by Yuri Gagarin) which are celebrated on April 12th.

Date as a Roman numeral / digit

Leap year

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

Calendar
April 1817