September 20th, 1740

Born on September 20th, 1740

Age in days, weeks and months
Wow, over 103,000 days old!

Why not celebrate an alternative birthday? In 417 days, exactly on June 18th, 2025, people who were born on September 20th, 1740 will be 104,000 days old!

... in seconds, minutes and hours

What happened on September 20th?

September 20th, 2011

The United States military ended its "don't ask, don't tell" policy, consequently allowing gay and lesbian people to serve openly.

September 20th, 2008

An explosive-laden truck detonated in front of the Marriott hotel in Islamabad, Pakistan, killing 54 people and injuring 266 others.

September 20th, 1997

Hurricane Erika, the strongest and longest-lasting hurricane of the 1997 Atlantic hurricane season, dissipated after causing flooding and power outages throughout Puerto Rico.

September 20th, 1988

British prime minister Margaret Thatcher gave a landmark speech at the Belfry of Bruges, Belgium, against federalism in the European Economic Community.

September 20th, 1984

The Cosby Show, which became one of three U.S. television shows to have the highest ratings five years in a row, premiered with its pilot episode.

September 20th, 1977

A series of celestial phenomena of disputed nature was observed in the western Soviet Union, Finland and Denmark.

September 20th, 1973

Billie Jean King defeated Bobby Riggs in straight sets at the Astrodome in Houston, Texas, in an internationally televised tennis match dubbed the "Battle of the Sexes".

September 20th, 1971

Hurricane Irene (satellite image pictured) moved into the Pacific Ocean from the Atlantic, making it the first actively tracked tropical cyclone to do so.

September 20th, 1967

L. Ron Hubbard, the founder of Scientology, announced the story of Xenu in a taped lecture sent to all Scientologists.

September 20th, 1944

Second World War: Allied forces captured San Marino from the German Army.

September 20th, 1943

World War II: Australian troops led by Gordon Grimsley King defeated Imperial Japanese forces at the Battle of Kaiapit in New Guinea.

September 20th, 1920

Irish War of Independence: British auxiliary police officers known as Black and Tans went on a rampage in Balbriggan, burning more than fifty homes and businesses and killing two people.

September 20th, 1792

The French Army achieved its first major victory of the War of the First Coalition at the Battle of Valmy.

September 20th, 1697

The first of a series of treaties comprising the Peace of Ryswick was signed between France and the Grand Alliance, ending the Nine Years' War.

September 20th, 1643

First English Civil War: The First Battle of Newbury was fought in Berkshire; Parliamentarian forces were allowed to pass Royalist troops to retreat the next morning.

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

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

87

Hedwig Dohm

German feminist, writer, and opinion journalist

*September 20th, 1831, Berlin †June 1st, 1919, Berlin

30

Alexis Sánchez

Futbolista Chileno

*September 20th, 1993, Gladbeck

37

Aldis Hodge

American actor

*September 20th, 1986, Onslow County

58

Poul-Erik Høyer Larsen

Danish badminton player and administrator

*September 20th, 1965, Esbønderup

79

Alberto Carneiro

Portuguese artist

*September 20th, 1937, São Mamede de Coronado †April 15th, 2017, Porto

16

Unnati Hooda

Badminton player

*September 20th, 2007, Rohtak

89

Sophia Loren

Italian actress

*September 20th, 1934, Rome

48

Jean-Jacques Dessalines

Leader of Haitian Revolution and first ruler of independent Haiti (1758-1806)

*September 20th, 1758, Plaine-du-Nord †October 17th, 1806, Port-au-Prince

75

George R. R. Martin

American writer and television producer

*September 20th, 1948, Bayonne

57

Nuno Bettencourt

Portuguese guitarist

*September 20th, 1966, Praia da Vitória

26

Monique

Lithuanian singer

*September 20th, 1997, Širvintos

46

Paul I of Russia

Emperor of Russia (r. 1796–1801)

*September 20th, 1754, Saint Petersburg †March 11th, 1801, Saint Petersburg

39

Brian Joubert

French figure skater

*September 20th, 1984, Poitiers

74

Sabine Azéma

French actress and director

*September 20th, 1949, Paris

83

Tarō Asō

Japanese politician (born 1940)

*September 20th, 1940, Iizuka

85

Anne Meara

American comedian and actress (1929–2015)

*September 20th, 1929, Brooklyn †May 23rd, 2015, Manhattan

75

Wolfgang Gruner

German cabaret artist, actor and director (1926-2002)

*September 20th, 1926, Rathenow †March 16th, 2002, Berlin

79

Hans Scharoun

German architect (1893-1972)

*September 20th, 1893, Bremen †November 25th, 1972, West Berlin

83

Jim Taylor

American footballer (1935-2018)

*September 20th, 1935, Baton Rouge †October 13th, 2018, Baton Rouge

85

Joachim Nettelbeck

German writer (1738-1824)

*September 20th, 1738, Kołobrzeg †January 29th, 1824, Kołobrzeg

Same year
Born in 1740

74

Marquis de Sade

French nobleman, revolutionary politician, philosopher and writer of erotic works

*June 2nd, 1740, Paris †December 2nd, 1814, Saint-Maurice

62

Samuel Arnold

English composer and organist (1740-1802)

*August 10th, 1740, London †October 22nd, 1802, London

79

Johanna Isabella Eleonore Wallenrodt

German writer (1740–1819)

*February 28th, 1740, Uhlstädt †October 11th, 1819, Grodziszcze, Ząbkowice Śląskie County

74

Margaret Bingham

British painter and writer (1740–1814)

*January 1st, 1740, Devon †February 27th, 1814, St James's Place

73

Louis-Sébastien Mercier

French dramatist and writer (1740-1814)

*June 6th, 1740, Paris †April 25th, 1814, Paris

65

Isabelle de Charrière

Dutch French-language writer and composer

*October 20th, 1740, Zuylen Castle †December 27th, 1805, Colombier

54

James Boswell

British lawyer, diarist, and author (1740–1795)

*October 18th, 1740, Edinburgh †May 19th, 1795, London

23

Ivan VI of Russia

Emperor of Russia (1740–1764)

*August 12th, 1740, Saint Petersburg †July 5th, 1764, Shlisselburg

55

Carl Michael Bellman

Swedish poet, songwriter and composer (1740–1795)

*February 4th, 1740, Maria Magdalena parish †February 11th, 1795, Klara Church Parish

74

Matthias Claudius

German poet (1740-1815)

*August 15th, 1740, Reinfeld †January 21st, 1815, Hamburg

54

Nicolas Chamfort

French journalist and moralistic author

*April 6th, 1740, Clermont-Ferrand †April 13th, 1794, Paris

58

Horace Bénédict de Saussure

Genevan scientist (1740-1799)

*February 17th, 1740, Conches †January 22nd, 1799, Geneva

87

Elisabeth Olin

Singer (1740-1828)

*December 23rd, 1740, Katarina church parish †March 26th, 1828, Storkyrkoförsamlingen

64

Armand-Gaston Camus

French archivist and revolutionary (1740–1804)

*April 2nd, 1740, Paris †November 2nd, 1804, Paris

87

Carlo Francesco Maria Caselli

French politician and priest (1740-1828)

*October 20th, 1740, Alessandria †April 19th, 1828, Parma

68

Manuel Bayeu

Spanish painter (1740-1809)

*January 8th, 1740, Zaragoza †November 30th, 1808, Zaragoza

81

Elias Boudinot

American lawyer and statesman (1740-1821)

*May 2nd, 1740, Philadelphia †October 24th, 1821, Burlington

67

Christoph Dionysius von Seeger

Württembergian university teacher (1740-1808)

*October 7th, 1740, Schöckingen †June 26th, 1808, Blaubeuren

54

Nicola Spedalieri

Italian priest, theologian, and philosopher (1740-1795)

*December 6th, 1740, Bronte †November 26th, 1795, Rome

61

Josep Esteve i Bonet

Spanish sculptor (1741-1802)

*November 30th, 1740, Valencia †November 30th, 1801, Valencia

Birthdays of famous people

Public holidays on September 20th

Fixed holidays (Christian feast day) which are celebrated on September 20th.

Date as a Roman numeral / digit

Leap year

Yes: 1740 is a leap year, therefore has a 29th of February with an additional leap day and a total of 366 days (instead of the usual 365 days in a normal year).

Calendar
September 1740