September 14th, 1439

Born on September 14th, 1439

Age in days, weeks and months
Wow, over 213,000 days old!

Why not celebrate an alternative birthday? In 472 days, exactly on August 12th, 2025, people who were born on September 14th, 1439 will be 214,000 days old!

... in seconds, minutes and hours

What happened on September 14th?

September 14th, 2019

Drone attacks on major processing facilities at Abqaiq and Khurais forced Saudi Arabia to cut more than half of its oil production.

September 14th, 2015

Physicists of the LIGO and Virgo projects first observed gravitational waves, the existence of which was predicted by Henri Poincaré in 1905.

September 14th, 2007

Late-2000s financial crisis: The Northern Rock bank received a liquidity support facility from the Bank of England, sparking a bank run—the United Kingdom's first in 150 years.

September 14th, 2003

President Kumba Ialá of Guinea-Bissau was deposed in a bloodless military coup.

September 14th, 1992

The Constitutional Court of Bosnia and Herzegovina declared the breakaway Croatian Republic of Herzeg-Bosnia to be unconstitutional.

September 14th, 1989

Typhoon Sarah dissipated after causing extensive damage along an erratic path across the Western Pacific, killing 71 in Taiwan, the Philippines, and the Gotō Islands.

September 14th, 1979

Afghan president Nur Muhammad Taraki (pictured) was overthrown and later killed on the orders of Hafizullah Amin, who succeeded him.

September 14th, 1960

At a conference held in Baghdad, the governments of Iran, Iraq, Kuwait, Saudi Arabia, and Venezuela founded OPEC to help coordinate their petroleum policies and influence global oil prices.

September 14th, 1943

World War II: Nazi forces began a mass extermination campaign against the civilian residents of around 20 villages on the Greek island of Crete, eventually killing more than 500 men.

September 14th, 1940

Hungarian forces massacred at least 150 ethnic Romanians in Ip, Transylvania, following rumors that Romanians were responsible for the deaths of two soldiers.

September 14th, 1914

HMAS AE1 (pictured), the Royal Australian Navy's first submarine, was lost at sea; its wreck was not found until 2017.

September 14th, 1901

Theodore Roosevelt became President of the United States at age 42, the youngest person ever to do so, eight days after William McKinley was fatally wounded in Buffalo, New York.

September 14th, 1863

American Civil War: The Little Rock campaign ended with the Union Army capturing Little Rock, Arkansas.

September 14th, 1752

Under the terms of the Calendar (New Style) Act 1750, the British Empire adopted the Gregorian calendar, skipping 11 days of the month.

September 14th, 1723

António Manoel de Vilhena, Grand Master of the Knights Hospitaller, laid the first stone of Fort Manoel in Malta.

Birthdays
... of famous people, actors, celebrities and stars on September 14th

Same Day
Who's birthday is on September 14th?

37

Lloyd Russell-Moyle

British politician (born 1986)

*September 14th, 1986, Brighton

34

Marcus Ellis

English badminton player

*September 14th, 1989, Huddersfield

58

Dmitry Medvedev

President of Russia from 2008 to 2012

*September 14th, 1965, Saint Petersburg

37

Sargis Martirosjan

Austrian weightlifter

*September 14th, 1986, Vagharshapat

79

Johannes Irmscher

German classical philologist

*September 14th, 1920, Dresden †May 23rd, 2000, Rome

71

Heinz Heinen

German-Belgian historian (1941-2013)

*September 14th, 1941, Sankt Vith †June 21st, 2013, Trier

27

Amy Winehouse

English singer and songwriter (1983–2011)

*September 14th, 1983, Southgate †July 23rd, 2011, London Borough of Camden

89

Alexander von Humboldt

Prussian geographer, naturalist and explorer (1769–1859)

*September 14th, 1769, Berlin †May 6th, 1859, Berlin

83

Beppo Mauhart

Austrian manager (1933-2017)

*September 14th, 1933, Enns †May 7th, 2017, Vienna

76

Sam Neill

New Zealand actor

*September 14th, 1947, Omagh

34

Pana Hema-Taylor

New Zealand actor

*September 14th, 1989, Auckland

50

Andrew Lincoln

British actor

*September 14th, 1973, London

52

Kimberly Williams-Paisley

American actor and film director

*September 14th, 1971, Rye

66

François Asselineau

French politician and official

*September 14th, 1957, Paris

86

Ivan Pavlov

Russian physiologist

*September 14th, 1849, Ryazan †February 27th, 1936, Leningrad

35

Martin Fourcade

French biathlete

*September 14th, 1988, Céret

60

Kay Medford

American actress (1919–1980)

*September 14th, 1919, New York City †April 10th, 1980, New York City

75

Nicol Williamson

British actor (1936–2011)

*September 14th, 1936, Hamilton †December 16th, 2011, Amsterdam

63

Melissa Leo

American actress

*September 14th, 1960, Manhattan

53

Ben Garant

American screenwriter

*September 14th, 1970, Cookeville

Same year
Born in 1439

64

Pius III

Pope from 22 September to 18 October 1503

*June 7th, 1439, Sarteano †October 18th, 1503, Rome

68

John V, Duke of Saxe-Lauenburg

German duke

*July 18th, 1439, Ratzeburg †August 15th, 1507, Ratzeburg

61

Sigismund, Duke of Bavaria

Bavarian duke

*July 26th, 1439, Munich †February 1st, 1501, Blutenburg Castle

36

Anne of York, Duchess of Exeter

Elder sister of King Edward IV of England

*August 10th, 1439, Fotheringhay †January 14th, 1476, Mechelen

36

Joan of Portugal

Portuguese infanta

*March 20th, 1439, Almada †December 12th, 1475, Madrid

18

Ludwig II, Count of Württemberg-Urach

German noble

*April 3rd, 1439, Waiblingen †November 3rd, 1457, Bad Urach

Birthdays of famous people

Public holidays on September 14th

Fixed holidays (Christian feast day) which are celebrated on September 14th.

Date as a Roman numeral / digit

Leap year

No: With 365 days 1439 is a normal year and no leap year.

Calendar
September 1439