September 12th, 1409

Born on September 12th, 1409

Age in days, weeks and months
Wow, over 224,000 days old!

Why not celebrate an alternative birthday? In 446 days, exactly on September 22nd, 2025, people who were born on September 12th, 1409 will be 225,000 days old!

... in seconds, minutes and hours

What happened on September 12th?

September 12th, 2008

A Metrolink train collided head-on with a freight train in Los Angeles, California, resulting in 25 deaths and 135 injuries; the Metrolink driver had passed through a red signal, having likely been distracted by text messaging.

September 12th, 2003

Typhoon Maemi, the strongest recorded typhoon to strike South Korea, made landfall near Busan.

September 12th, 1995

Hurricane Ismael formed off the southwest coast of Mexico; it went on to kill over a hundred people in the country.

September 12th, 1992

Aboard Space Shuttle Endeavour, American Mae Jemison became the first Black woman to travel to space.

September 12th, 1983

The clandestine Boricua Popular Army staged a bank robbery in West Hartford, Connecticut, making off with $7 million in the largest cash theft in U.S. history at the time.

September 12th, 1977

South African anti-apartheid activist Steve Biko died after being beaten in police custody in Port Elizabeth.

September 12th, 1962

In a speech at Rice Stadium in Houston, U.S. president John F. Kennedy reiterated an aspiration to land a man on the Moon before 1970.

September 12th, 1952

Three boys in Flatwoods, West Virginia, U.S., reported seeing a ten-foot-tall (3 m) monster in the woods while investigating a UFO.

September 12th, 1948

The People's Liberation Army launched the Liaoshen campaign, the first of the three major military campaigns during the late stage of the Chinese Civil War.

September 12th, 1942

World War II: The Imperial Japanese Army began the Battle of Edson's Ridge in an effort to retake Henderson Field on Guadalcanal in the Solomon Islands from the Allies.

September 12th, 1933

Hungarian-American physicist Leo Szilard conceived of the idea of the nuclear chain reaction while waiting for a traffic light in Bloomsbury, London.

September 12th, 1928

The Okeechobee hurricane first struck the island of Guadeloupe; eventually it reached the United States and caused over 4,000 deaths overall.

September 12th, 1910

Gustav Mahler's Symphony No. 8, one of the largest-scale choral works in the classical concert repertoire and popularly known as the "Symphony of a Thousand", was first performed in Munich (1916 performers pictured).

September 12th, 1846

The English poets Robert Browning and Elizabeth Barrett Browning (pictured) eloped to Italy, marrying in secret to avoid their disapproving families.

September 12th, 1309

Reconquista: Castilian forces captured Gibraltar from the Emirate of Granada.

Birthdays
... of famous people, actors, celebrities and stars on September 12th

Same Day
Who's birthday is on September 12th?

59

Dieter Hecking

German association football player and manager

*September 12th, 1964, Castrop-Rauxel

36

Julia Wong Pei Xian

Badminton player

*September 12th, 1987, Malacca

62

Mylène Farmer

French singer and songwriter (born 1961)

*September 12th, 1961, Pierrefonds

40

Paul Walker

American actor (1973–2013)

*September 12th, 1973, Glendale †November 30th, 2013, Valencia

88

Ian Holm

British actor (1931–2020)

*September 12th, 1931, Goodmayes †June 19th, 2020, London

37

Emmy Rossum

American actress and singer-songwriter

*September 12th, 1986, New York City

66

Hans Zimmer

German film composer (born 1957)

*September 12th, 1957, Frankfurt

56

Mirko Slomka

German association football player and manager

*September 12th, 1967, Hildesheim

58

Irène Joliot-Curie

French scientist (1897-1956)

*September 12th, 1897, 13th arrondissement of Paris †March 17th, 1956, Paris

84

Stanisław Lem

Polish science fiction author, philosopher and futurologist (1921-2006), studied medical doctor

*September 12th, 1921, Lviv †March 27th, 2006, Kraków

83

Joachim Frank

German-born American biophysicist and Nobel laureate

*September 12th, 1940, Siegen

66

Jesse Owens

American track and field athlete (1913–1980)

*September 12th, 1913, Oakville †March 31st, 1980, Tucson

34

Rafał Majka

Polish road racing cyclist

*September 12th, 1989, Zegartowice

85

Anne Helm

American actress and author, born 1938

*September 12th, 1938, Toronto

52

Francis I of France

King of France (1494-1547)

*September 12th, 1494, Cognac †March 31st, 1547, Rambouillet

56

Louis C.K.

American comedian and actor

*September 12th, 1967, Amecameca de Juárez

46

David Thompson

English professional footballer (born 1977)

*September 12th, 1977, Birkenhead

55

Amala Akkineni

Indian actress

*September 12th, 1968, Kolkata

42

Jennifer Hudson

American singer, actress, model and spokesperson

*September 12th, 1981, Chicago

86

James Hall

American paleontologist (1811-1898)

*September 12th, 1811, Hingham †August 7th, 1898, Bethlehem

Same year
Born in 1409

33

Elizabeth of Luxembourg

Princess and Queen Consort of Hungary and Bohemia, and Regent of Hungary

*October 7th, 1409, Visegrád †December 19th, 1442, Győr

71

René of Anjou

King of Naples (1409-1480)

*January 16th, 1409, Angers †July 10th, 1480, Aix-en-Provence

63

Alessandro Sforza

Italian noble

*October 21st, 1409, Cotignola †April 3rd, 1473, Pesaro

60

Isabella of Urgell, Duchess of Coimbra

Portuguese cuzhess

*March 12th, 1409, Balaguer †September 17th, 1469, Coimbra

67

Jean II, Duke of Alençon

Duke of Alençon, 1415–1474

*March 2nd, 1409, Argentan †September 8th, 1476, Paris

83

Heinrich IV. von Absberg

German coadjutor bishop

*March 19th, 1409, Kinding †July 26th, 1492

Birthdays of famous people

Public holidays on September 12th

Fixed holidays (Christian feast day) which are celebrated on September 12th.

Date as a Roman numeral / digit

Leap year

No: With 365 days 1409 is a normal year and no leap year.

Calendar
September 1409