September 10th, 1340

Born on September 10th, 1340

Age in days, weeks and months
Wow, over 249,000 days old!

Why not celebrate an alternative birthday? In 245 days, exactly on March 3rd, 2025, people who were born on September 10th, 1340 will be 250,000 days old!

... in seconds, minutes and hours

What happened on September 10th?

September 10th, 2008

CERN's Large Hadron Collider (section pictured), the world's largest and highest-energy particle accelerator, first began operations beneath the France–Switzerland border.

September 10th, 2000

British forces freed soldiers and civilians who had been held captive by the militant group the West Side Boys, contributing to the end of the Sierra Leone Civil War.

September 10th, 1990

Pope John Paul II consecrated the Basilica of Our Lady of Peace, one of the largest churches in the world, in Yamoussoukro, Ivory Coast.

September 10th, 1983

Typhoon Ellen dissipated after destroying hundreds of homes across Hong Kong and the Philippines.

September 10th, 1974

After centuries of Portuguese rule, the country of Guinea-Bissau was formally recognized as independent.

September 10th, 1961

At the Italian Grand Prix at Monza, German driver Wolfgang von Trips's car collided with another, causing it to become airborne and crash into a side barrier, killing him and 15 spectators.

September 10th, 1960

Running barefoot in the marathon event at the Rome Olympics, Abebe Bikila became the first athlete from sub-Saharan Africa to win an Olympic gold medal.

September 10th, 1946

While riding a train to Darjeeling, India, Sister Teresa Bojaxhiu, later Mother Teresa (pictured), experienced what she later described as the "call within the call", directing her to "leave the convent and help the poor while living among them".

September 10th, 1945

Mike the Headless Chicken (pictured) was decapitated on a farm in Colorado; he survived another 18 months as part of sideshows before choking to death.

September 10th, 1937

Led by the United Kingdom and France, nine nations met at the Nyon Conference to address international piracy in the Mediterranean Sea.

September 10th, 1779

American Revolutionary War: Captain William Pickles of the Continental Navy boarded and captured the British sloop HMS West Florida at the Battle of Lake Pontchartrain.

September 10th, 1547

Anglo-Scottish Wars: English forces defeated the Scots at the Battle of Pinkie near Musselburgh, Lothian, Scotland.

September 10th, 1509

The "Minor Judgement Day" earthquake struck in the Sea of Marmara, devastating much of Constantinople and killing more than 1,000 people.

September 10th, 2022

Death of Queen Elizabeth II: King Charles III is formally proclaimed as monarch at a meeting of the Accession Council in St James's Palace.

September 10th, 2017

Hurricane Irma makes landfall on Cudjoe Key, Florida as a Category 4, after causing catastrophic damage throughout the Caribbean. Irma resulted in 134 deaths and $64.76 billion (2017 USD) in damage.

Birthdays
... of famous people, actors, celebrities and stars on September 10th

Same Day
Who's birthday is on September 10th?

69

Robert Koldewey

German archaeologist and architect (1855-1925)

*September 10th, 1855, Blankenburg †February 4th, 1925, Berlin

85

Mortimer Wheeler

British archaeologist (1890-1976)

*September 10th, 1890, Glasgow †July 22nd, 1976, London

51

Anniken Hauglie

Conservative Norwegian politician

*September 10th, 1972, Oslo

85

Hans Abraham

Badminton player

*September 10th, 1938, Berlin

51

Steffen Wöller

German luger

*September 10th, 1972, Erfurt

63

Colin Firth

English actor and producer

*September 10th, 1960, Grayshott

61

Fritz Schellong

German internist and university professor (1891-1953)

*September 10th, 1891, Königsberg †January 18th, 1953, Münster

49

Kim Ji-hyun

South Korean badminton player

*September 10th, 1974, Busan

75

Tony Gatlif

French film director, actor and screenwriter

*September 10th, 1948, Algiers

65

Chris Columbus

American filmmaker

*September 10th, 1958, Spangler

85

Karl Lagerfeld

German fashion designer (1933–2019)

*September 10th, 1933, Hamburg †February 19th, 2019, Neuilly-sur-Seine

69

Arthur Holly Compton

American physicist

*September 10th, 1892, Wooster †March 15th, 1962, Berkeley

64

Georges Bataille

French intellectual and literary figure

*September 10th, 1897, Billom †July 9th, 1962, Paris

76

Jim Hines

American sprinter and football player

*September 10th, 1946, Dumas †June 3rd, 2023, Hayward

66

Kate Burton

American actress

*September 10th, 1957, Geneva

32

Sam Morsy

Egyptian association football player

*September 10th, 1991, Wolverhampton

72

Harry Groener

American actor

*September 10th, 1951, Augsburg

85

Raymond Scott

American composer, bandleader, pianist, record producer and inventor (1908-1994)

*September 10th, 1908, Brooklyn †February 8th, 1994, North Hills

75

Cynthia Lennon

Former wife of John Lennon (1939-2015)

*September 10th, 1939, Blackpool †April 1st, 2015, Mallorca

109

Renée Simonot

French actress

*September 10th, 1911, Le Havre †July 11th, 2021, 13th arrondissement of Paris

Same year
Born in 1340

58

John of Gaunt

English magnate of the House of Plantagenet (1340-1399)

*June 24th, 1340, Ghent †February 3rd, 1399, Leicester Castle

27

John de Mowbray, 4th Baron Mowbray

English Baron

*June 24th, 1340, Epworth †January 1st, 1368, Turkey

75

John, Duke of Berry

French duke

*November 30th, 1340, Vincennes †June 15th, 1416, Paris

35

Cansignorio della Scala

Lord of Verona

*March 5th, 1340, Verona †October 19th, 1375, Verona

70

Theophanes the Greek

Byzantine-Russian artist (c.1340-c.1410)

*January 1st, 1340, Constantinople †January 1st, 1410, Moscow

Birthdays of famous people

Public holidays on September 10th

Fixed holidays (Christian feast day) which are celebrated on September 10th.

Date as a Roman numeral / digit

Leap year

Yes: 1340 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 1340