December 15th, 1223

Born on December 15th, 1223

Age in days, weeks and months
Wow, over 292,000 days old!

Why not celebrate an alternative birthday? In 655 days, exactly on February 28th, 2026, people who were born on December 15th, 1223 will be 293,000 days old!

... in seconds, minutes and hours

What happened on December 15th?

December 15th, 2013

The South Sudanese Civil War began when three opposition leaders voted to boycott the meeting of the National Liberation Council in Juba.

December 15th, 2005

The F-22 Raptor, an early successful stealth fighter, entered into service despite a protracted and costly development period.

December 15th, 1970

The Soviet spacecraft Venera 7 touched down on the surface of Venus, making the first successful landing of a spacecraft on another planet.

December 15th, 1961

Former Nazi leader Adolf Eichmann was sentenced to death after being found guilty on fifteen criminal charges, including war crimes and crimes against humanity.

December 15th, 1946

U.S.-backed Iranian troops brought an end to the Iran crisis when they marched on the breakaway Republic of Mahabad and recaptured the territory.

December 15th, 1945

The US-led occupying forces ordered the government of Japan to cease state support for Shinto.

December 15th, 1943

World War II: Australian and American forces (pictured) began the Battle of Arawe against Japanese forces on New Britain as a diversion before a larger landing at Cape Gloucester.

December 15th, 1939

The American historical epic film Gone With the Wind, adapted from Margaret Mitchell's Pulitzer Prize–winning novel of the same name, premiered in Atlanta, Georgia.

December 15th, 1906

The Great Northern, Piccadilly and Brompton Railway, a 14.17-kilometre (8.80 mi) long deep-level underground tube railway connecting Hammersmith and Finsbury Park, London, opened.

December 15th, 1890

Sitting Bull, a Hunkpapa Lakota leader, was killed on Standing Rock Indian Reservation in South Dakota by U.S. Indian agency police.

December 15th, 1882

Maolra Seoighe was wrongly convicted and hanged for the Maamtrasna murders following a trial in a language he could not understand.

December 15th, 1871

Sixteen-year-old Ella Stewart sent the first telegraphed message from Arizona Territory.

December 15th, 1864

American Civil War: Union troops defeated the Army of Tennessee, one of the largest Confederate forces, at the Battle of Nashville.

December 15th, 1791

The first ten amendments to the United States Constitution, collectively known as the Bill of Rights, were ratified.

December 15th, 1778

American Revolutionary War: At the Battle of St. Lucia, the Royal Navy prevented French Navy ships from reaching their garrison on Saint Lucia in the West Indies.

Birthdays
... of famous people, actors, celebrities and stars on December 15th

Same Day
Who's birthday is on December 15th?

27

Jenifer Brening

German singer

*December 15th, 1996, Zehlendorf

87

Paul Schmitthenner

German architect; Judges' Trial affiant

*December 15th, 1884, Lauterbourg †November 11th, 1972, Munich

30

Alina Eremia

Romanian pop singer and actress

*December 15th, 1993, Buftea

46

Gong Zhichao

Badminton player

*December 15th, 1977, Anhua County

78

Michael Bogdanov

British theatre director

*December 15th, 1938, Neath †April 16th, 2017, Greece

91

Gustave Eiffel

French chemical engineer and architect

*December 15th, 1832, Dijon †December 27th, 1923, Paris

86

Günter Siebert

German footballer (1930–2017)

*December 15th, 1930, Kassel †June 16th, 2017, Eckernförde

57

L. L. Zamenhof

Polish-Jewish pysician and inventor of Esperanto (1859-1917)

*December 15th, 1859, Białystok †April 14th, 1917, Warsaw

55

Henri Becquerel

French physicist

*December 15th, 1852, Paris †August 25th, 1908, manoir de Pen Castel

74

Don Johnson

American actor and singer (born 1949)

*December 15th, 1949, Flat Creek

37

Keylor Navas

Costa Rican association football player

*December 15th, 1986, Cartago

71

Julie Taymor

American film and theatre director

*December 15th, 1952, Newton

75

Ray Eames

American artist, designer, and filmmaker

*December 15th, 1912, Sacramento †August 21st, 1988, Los Angeles

75

Betty Smith

American author (1896–1972)

*December 15th, 1896, Brooklyn †January 17th, 1972, Shelton

50

Surya Bonaly

French figure skater

*December 15th, 1973, Nice

99

Albert Memmi

French writer of Tunisian-Jewish origin

*December 15th, 1920, Tunis †May 22nd, 2020, 4th arrondissement of Paris

81

Yvonne Monlaur

French actress (1935-2017)

*December 15th, 1935, Pau †April 18th, 2017, Neuilly-sur-Seine

43

Annalena Baerbock

German politician (born 1980)

*December 15th, 1980, Hanover

67

Morgan Paull

Actor (1944-2012)

*December 15th, 1944, New York City †July 17th, 2012, Ashland

36

Josh Norman

American football player (born 1987)

*December 15th, 1987, Greenwood

29

Elisabet Casanovas

Spanish actor

*December 15th, 1994, Sabadell

58

René Quinton

French biologist, invented the treatment "Quinton serum", abandoned by modern medicine

*December 15th, 1866, Chaumes-en-Brie †July 9th, 1925, 17th arrondissement of Paris

68

Renate Künast

German politician

*December 15th, 1955, Recklinghausen

87

Maurice Wilkins

New Zealand-born English physicist and biologist

*December 15th, 1916, Pongaroa †October 5th, 2004, Blackheath

29

Jason Brown

American figure skater (born 1994)

*December 15th, 1994, Los Angeles

43

Niels Ryberg Finsen

Faroese physician and scientist of Icelandic descent

*December 15th, 1860, Tórshavn †September 24th, 1904, Copenhagen

56

Miranda Otto

Australian actress

*December 15th, 1967, Brisbane

42

Roman Pavlyuchenko

Russian footballer

*December 15th, 1981, Mostovskoy, Krasnodar Krai

39

Martin Škrtel

Slovak association football player

*December 15th, 1984, Handlová

96

Freeman Dyson

Theoretical physicist and mathematician

*December 15th, 1923, Crowthorne †February 28th, 2020, Princeton

90

Gerhard Gebauer

German politician and jurist (1926-2017)

*December 15th, 1926, Heimboldshausen †June 3rd, 2017, Villingen-Schwenningen

51

Aymon, Count of Savoy

Count of Savoy

*December 15th, 1291, Bourg-en-Bresse †June 22nd, 1343, Rossillon

104

Oscar Niemeyer

Brazilian architect (1907-2012)

*December 15th, 1907, Rio de Janeiro †December 5th, 2012, Rio de Janeiro

85

Tim Conway

American actor and comedian (1933–2019)

*December 15th, 1933, Willoughby †May 14th, 2019, Los Angeles

70

Maxwell Anderson

American playwright and writer (1888–1959)

*December 15th, 1888, Atlantic †February 28th, 1959, Stamford

52

Edmond Debeaumarché

French Resistance member

*December 15th, 1906, Dijon †March 28th, 1959, Suresnes

31

Jesse Lingard

English footballer (born 1992)

*December 15th, 1992, Warrington

31

Munetaka-shinnō

Son of emperor Go-Saga; shogun of Kamakura

*December 15th, 1242, Heian-kyō †September 2nd, 1274, Heian-kyō

44

Eric Young

Canadian professional wrestler

*December 15th, 1979, Dawn-Euphemia

41

Charlie Cox

English actor (born 1982)

*December 15th, 1982, Westminster

Birthdays of famous people

Public holidays on December 15th

Fixed holidays (Bill of Rights Day , Christian feast day) which are celebrated on December 15th.

Date as a Roman numeral / digit

Leap year

No: With 365 days 1223 is a normal year and no leap year.

Calendar
December 1223