August 12th, 1023

Born on August 12th, 1023

Age in days, weeks and months
Wow, over 365,000 days old!

Why not celebrate an alternative birthday? In 481 days, exactly on September 7th, 2025, people who were born on August 12th, 1023 will be 366,000 days old!

... in seconds, minutes and hours

What happened on August 12th?

August 12th, 2016

The state-owned Taedonggang Brewing Company inaugurated the first beer festival in North Korea.

August 12th, 2000

Kursk, an Oscar-class submarine of the Russian Navy, suffered an on-board explosion and sank in the Barents Sea during a military exercise with 118 lives lost.

August 12th, 1990

Near Faith, South Dakota, American paleontologist Sue Hendrickson found one of the most complete Tyrannosaurus rex skeletons, nicknamed Sue (pictured).

August 12th, 1985

Japan Air Lines Flight 123 crashed into Mount Takamagahara in Gunma Prefecture, killing 520 of 524 people on board in the world's worst single-aircraft aviation disaster.

August 12th, 1969

The Troubles: Riots erupted in the neighbourhood of Bogside in Derry, and spread across much of Northern Ireland.

August 12th, 1952

Thirteen Jewish poets were executed in Moscow for espionage based on false confessions.

August 12th, 1945

An official administrative history of the Manhattan Project, written by American physicist Henry DeWolf Smyth, was released to the public days after the atomic bombings of Hiroshima and Nagasaki.

August 12th, 1944

World War II: In Sant'Anna di Stazzema, Italy, the Waffen-SS and the Brigate Nere murdered about 560 local villagers and refugees and burned their bodies.

August 12th, 1914

World War I: Belgian troops won a victory at the Battle of Halen, but were ultimately unable to stop the German invasion of the country.

August 12th, 1883

The last known quagga (colourised example pictured), a subspecies of the plains zebra, died at Natura Artis Magistra, a zoo in Amsterdam.

August 12th, 1881

Franco-American children as young as seven years old commenced a strike against Cabot Mill of Brunswick, Maine. The Mill had to shut down operations for three days.

August 12th, 1099

Crusades: Fatimid forces under al-Afdal Shahanshah began retreating to Egypt after the Battle of Ascalon, concluding the First Crusade.

August 12th, 1323

The Treaty of Nöteborg between Sweden and Novgorod Republic is signed, regulating the border between the two countries for the first time.

August 12th, 1164

Battle of Harim: Nur ad-Din Zangi defeats the Crusader armies of the County of Tripoli and the Principality of Antioch.

August 12th, 1121

Battle of Didgori: The Georgian army under King David IV wins a decisive victory over the famous Seljuk commander Ilghazi.

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

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

69

François Hollande

President of France from 2012 to 2017

*August 12th, 1954, Rouen

28

Lee Yang

Taiwanese badminton player

*August 12th, 1995, Taipei

62

Kristin Krohn Devold

Norwegian politician

*August 12th, 1961, Ålesund Municipality

73

Erwin Schrödinger

Austrian physicist (1887–1961)

*August 12th, 1887, Vienna †January 4th, 1961, Vienna

31

Toby Penty

English badminton player

*August 12th, 1992, Walton-on-Thames

51

Andrea Dakó

Badminton player

*August 12th, 1972, Budapest

32

Khris Middleton

American basketball player

*August 12th, 1991, Charleston

46

Richard Spiegelburg

German pole vaulter

*August 12th, 1977, Georgsmarienhütte

78

Jean Nouvel

French architect (b.1945)

*August 12th, 1945, Fumel

33

Wissam Ben Yedder

Tunisian and French association football player

*August 12th, 1990, Sarcelles

93

George Soros

Hungarian-American investor and philanthropist (born 1930)

*August 12th, 1930, Budapest

82

Dana Ivey

American actress

*August 12th, 1941, Atlanta

54

Tanita Tikaram

British singer-songwriter

*August 12th, 1969, Münster

52

Pete Sampras

American tennis player

*August 12th, 1971, Washington, D.C.

47

Klara Hitler

Mother of Adolf Hitler

*August 12th, 1860, Weitra †December 21st, 1907, Urfahr

24

Matthijs de Ligt

Dutch association football player

*August 12th, 1999, Leiderdorp

63

Jean-Jacques Ampère

French philologist

*August 12th, 1800, Lyon †March 27th, 1864, Pau

52

Rebecca Gayheart

American actress

*August 12th, 1971, Hazard

33

Mario Balotelli

Italian association football player

*August 12th, 1990, Palermo

87

Jacinto Benavente

Spanish writer (1866-1954)

*August 12th, 1866, Murcia †July 14th, 1954, Málaga

77

Elisabetta Casellati

Italian lawyer and politician (born 1946)

*August 12th, 1946, Rovigo

48

Casey Affleck

American actor

*August 12th, 1975, Falmouth

44

Cindy Klassen

Canadian speed skater

*August 12th, 1979, Winnipeg

40

Klaas-Jan Huntelaar

Dutch association football player

*August 12th, 1983, Voor-Drempt

34

Mariana Duque

Colombian tennis player

*August 12th, 1989, Bogotá

29

Bex Taylor-Klaus

American actor

*August 12th, 1994, Atlanta

53

Toby Perkins

British politician (born 1970)

*August 12th, 1970, Reading

50

Laurent Fignon

French professional road bicycle racer

*August 12th, 1960, 18th arrondissement of Paris †August 31st, 2010, 13th arrondissement of Paris

31

Cara Delevingne

English model actress (born 1992)

*August 12th, 1992, Hammersmith

59

Helena Blavatsky

Russian occult writer

*August 12th, 1831, Dnipro †April 26th, 1891, London

98

Lucy Salani

Italian LGBT rights activist and antifascist (1924–2023)

*August 12th, 1924, Fossano †March 21st, 2023, Bologna

40

Madeleine Sandig

German female road and track cyclist

*August 12th, 1983, Frankfurt

77

Cecil B. DeMille

American film director, producer and actor (1881–1959)

*August 12th, 1881, Ashfield †January 21st, 1959, Hollywood

82

Letícia Román

Italian actress

*August 12th, 1941, Rome

34

Charlène Guignard

French-Italian ice dancer

*August 12th, 1989, Brest

61

Guillermo Cano Isaza

Colombian journalist (1925-1986)

*August 12th, 1925, Bogotá †December 17th, 1986, Bogotá

75

Larry Carpenter

American director

*August 12th, 1948, Brockport

68

Dietmar Schauerhammer

East German bobsledder

*August 12th, 1955, Neustadt an der Orla

35

Tejay van Garderen

American Racing cyclist

*August 12th, 1988, Tacoma

28

Dominik Czaja

Polish rower

*August 12th, 1995, Kraków

Birthdays of famous people

Public holidays on August 12th

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

Date as a Roman numeral / digit

Leap year

No: With 365 days 1023 is a normal year and no leap year.

Calendar
August 1023