December 20th, 1646

Born on December 20th, 1646

Age in days, weeks and months
Wow, over 137,000 days old!

Why not celebrate an alternative birthday? In 158 days, exactly on October 19th, 2024, people who were born on December 20th, 1646 will be 138,000 days old!

... in seconds, minutes and hours

What happened on December 20th?

December 20th, 1955

Cardiff was recognised as the capital of Wales by the British government.

December 20th, 1940

The superhero Captain America made his first published appearance in the comic book Captain America Comics #1.

December 20th, 1852

Led by George Cathcart, British troops defeated Basuto and Taung forces at the Battle of Berea in present-day Lesotho, leading to an offer of peace from King Moshoeshoe I.

December 20th, 1248

Attempting to form an alliance with the Mongol Empire, Louis IX of France met with two of their envoys while en route to the Seventh Crusade.

December 20th, 1968

The first two confirmed murders by the Zodiac Killer occurred in Benicia, California, in a case which remains unsolved.

December 20th, 2007

Pablo Picasso's Portrait of Suzanne Bloch was stolen from the São Paulo Museum of Art before being recovered about three weeks later.

December 20th, 1999

Portugal transferred the sovereignty over Macau, which it had administered since the mid–16th century, to China.

December 20th, 1995

Mandated by the Dayton Agreement that ended the Bosnian War, the NATO-led Implementation Force (troops pictured) began peacekeeping operations in Bosnia and Herzegovina.

December 20th, 1988

The United Nations Convention Against Illicit Traffic in Narcotic Drugs and Psychotropic Substances, governing international cooperation against the illegal drug trade, opened for signatures.

December 20th, 1980

NBC aired the American football match between the New York Jets and the Miami Dolphins without announcers.

December 20th, 1999

Macau is handed over to China by Portugal.

December 20th, 1995

American Airlines Flight 965, a Boeing 757, crashes into a mountain 50 km north of Cali, Colombia, killing 159 of the 163 people on board.

December 20th, 1977

With the approval of the State Council, China’s two largest newspapers, the People’s Daily and the Guangming Daily, publish in full for the first time the Second Chinese Character Simplification Scheme.

December 20th, 1991

A Missouri court sentences the Palestinian militant Zein Isa and his wife Maria to death for the honor killing of their daughter Palestina.

December 20th, 1970

Koza riot: After a series of hit-and-runs and other vehicular incidents involving American service personnel, roughly 5,000 Okinawans take to the streets, clashing with American law enforcement in protest against the U.S. occupation of Okinawa.

Birthdays
... of famous people, actors, celebrities and stars on December 20th

Same Day
Who's birthday is on December 20th?

28

Irama

Italian singer-songwriter (1995-)

*December 20th, 1995, Carrara

87

Hazel Hotchkiss Wightman

US tennis and badminton player

*December 20th, 1886, Healdsburg †December 5th, 1974, Chestnut Hill

88

Tommaso Ceva

Italian mathematician (1648-1737)

*December 20th, 1648, Milan †February 3rd, 1737, Milan

34

Clarisse Crémer

French offshore sailor

*December 20th, 1989, Paris

25

Kylian Mbappé

French association football player

*December 20th, 1998, 19th arrondissement of Paris

76

Gigliola Cinquetti

Italian singer (1947-)

*December 20th, 1947, Verona

90

Ferdinand Buisson

French academic and politician (1841-1932)

*December 20th, 1841, former 1st arrondissement of Paris †February 16th, 1932, Thieuloy-Saint-Antoine

32

Abbas II of Persia

Safavid Shah of Iran (1632-1666, r. 1642-1666)

*December 20th, 1633, Qazvin †October 26th, 1666, Damghan

40

Lucy Pinder

British actress and model

*December 20th, 1983, Winchester

54

Pieter de Hooch

Dutch Golden Age painter (1629-1684)

*December 20th, 1629, Rotterdam †March 24th, 1684, Amsterdam

72

Wolfgang Güldenpfennig

East German rower

*December 20th, 1951, Magdeburg

48

Ignacio Escolar

Spanish blogger and journalist

*December 20th, 1975, Burgos

44

Michael Rogers

Australian cyclist

*December 20th, 1979, Barham

90

Rik Van Looy

Belgian road racing cyclist

*December 20th, 1933, Grobbendonk

49

Carlos Da Cruz

Road bicycle racer

*December 20th, 1974, Saint-Denis

43

Michael Albasini

Swiss road bicycle racer

*December 20th, 1980, Brusio

68

Martin Schulz

German politician

*December 20th, 1955, Hehlrath

68

Binali Yıldırım

Turkish politician; 27th Prime Minister of Turkey

*December 20th, 1955, Sivas Province

75

Daniel Rebillard

French racing cyclist

*December 20th, 1948, Tournan-en-Brie

82

Dora Montefiore

Suffragette, socialist, writer

*December 20th, 1851, Coulsdon †December 21st, 1933, Hastings

Same year
Born in 1646

70

Gottfried Wilhelm Leibniz

German mathematician and philosopher (1646–1716)

*July 1st, 1646, Leipzig †November 14th, 1716, Hanover

73

John Flamsteed

English astronomer and the first Astronomer Royal

*August 19th, 1646, Denby †December 31st, 1719, Burstow

53

Christian V of Denmark

King of Denmark and Norway (1646-1699)

*April 15th, 1646, Flensburg †August 25th, 1699, Copenhagen

38

Elena Cornaro Piscopia

Venetian philosopher (1646–1684)

*June 5th, 1646, Venice †July 26th, 1684, Padua

62

Jules Hardouin-Mansart

French Baroque architect

*April 16th, 1646, Paris †May 11th, 1708, Marly-le-Roi

68

Antoine Galland

French orientalist, numismatist and translator

*April 4th, 1646, Paris †February 17th, 1715, Paris

58

Françoise-Marguerite de Sévigné

French salonnière and countess

*October 10th, 1646, Paris †August 13th, 1705, Marseille

57

Joseph Parrocel

French painter (1646-1704)

*October 3rd, 1646, Brignoles †March 1st, 1704, Paris

68

Jean du Casse

French admiral and buccaneer

*August 2nd, 1646, Saubusse †June 25th, 1715, Bourbon-l'Archambault

82

Jean Hardouin

French classical scholar (1646-1729)

*December 23rd, 1646, Quimper †September 3rd, 1729, Paris

62

Robert Bolling

American planter and merchant 1646 - 1709

*December 26th, 1646, London †July 17th, 1709

77

Godfrey Kneller

Painter from Germany active in the Great Britain (1646-1723)

*August 8th, 1646, Lübeck †October 19th, 1723, London

77

Johann Theile

German composer and organist

*July 29th, 1646, Naumburg †June 24th, 1724, Naumburg

82

Robert II of Bodman

Abbot of Kempten

*January 1st, 1646, Steißlingen †November 10th, 1728, Kempten

59

August Frederick of Holstein-Gottorp

Prince-regent of Eutin and prince-bishop of Lübeck

*May 6th, 1646, Gottorf Castle †October 2nd, 1705, Eutin

53

Hortense Mancini

Mistress of Charles II of England

*June 6th, 1646, Rome †November 9th, 1699, Chelsea

83

Alain Emmanuel de Coëtlogon

Marshal of France

*December 4th, 1646, Rennes †June 6th, 1730, Paris

45

Frederick I of Saxe-Gotha-Altenburg

First Duke of Saxe-Gotha-Altenburg (1646-1691)

*June 15th, 1646, Gotha †August 2nd, 1691, Friedrichswerth

62

Eleonore Charlotte of Saxe-Lauenburg-Franzhagen

Duchess of Schleswig-Holstein-Sonderburg-Franzhagen

*August 8th, 1646, Marianowo, West Pomeranian Voivodeship †January 26th, 1709, Schulendorf

58

Charles Plumier

French botanist (1646-1704)

*April 20th, 1646, Marseille †November 20th, 1704, El Puerto de Santa María

Birthdays of famous people

Public holidays on December 20th

Fixed holidays (Christian feast day, Earliest date for Winter solstice's eve) which are celebrated on December 20th.

Date as a Roman numeral / digit

Leap year

No: With 365 days 1646 is a normal year and no leap year.

Calendar
December 1646