October 21st, 1409

Born on October 21st, 1409

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

Why not celebrate an alternative birthday? In 547 days, exactly on October 31st, 2025, people who were born on October 21st, 1409 will be 225,000 days old!

... in seconds, minutes and hours

What happened on October 21st?

October 21st, 1994

In Seoul, South Korea, 32 people were killed and 17 others injured when a span of the Seongsu Bridge collapsed (pictured).

October 21st, 1978

After reporting contact with an unidentified aircraft, Australian pilot Frederick Valentich disappeared while piloting a Cessna 182L across the Bass Strait to King Island.

October 21st, 1968

At the height of the Japanese university protests, protestors occupied Tokyo's Shinjuku Station and clashed violently with police.

October 21st, 1966

A coal tip fell on the village of Aberfan, Wales, killing 144 people, mostly schoolchildren.

October 21st, 1959

The Solomon R. Guggenheim Museum , designed by American architect Frank Lloyd Wright, opened in New York City.

October 21st, 1944

World War II: The three-week-long Battle of Aachen concluded, making the city the first on German soil to be captured by the Allies.

October 21st, 1941

World War II: German soldiers massacred nearly 2,800 Serbs in Kragujevac in reprisal for insurgent attacks in the district of Gornji Milanovac.

October 21st, 1910

HMS Niobe arrived in Halifax Harbour to become the first large ship of the Royal Canadian Navy.

October 21st, 1867

The first and second of three treaties were signed near Medicine Lodge, Kansas, between the United States federal government and several Native American tribes in the Great Plains, requiring them to relocate to areas in present-day western Oklahoma.

October 21st, 1858

French composer Jacques Offenbach's operetta Orpheus in the Underworld, featuring the music most associated with the can-can (audio featured), was first performed at the Théâtre des Bouffes-Parisiens in Paris.

October 21st, 1854

Florence Nightingale and a staff of 38 nurses and 15 nuns were sent to the Ottoman Empire to help treat wounded British soldiers fighting in the Crimean War.

October 21st, 1345

Hundred Years' War: The English victory at the Battle of Auberoche marked a change in the military balance of power in Aquitaine, with the subsequent collapse of the French position.

October 21st, 1096

First Crusade: At the Battle of Civetot, the Seljuk forces of Kilij Arslan destroyed the army of the People's Crusade as it marched toward Nicaea.

October 21st, 2019

In Canada, the 2019 Canadian federal election ends, resulting in incumbent Prime Minister Justin Trudeau remaining in office, albeit with the Liberal Party in a minority government.

October 21st, 2011

Iraq War: President Barack Obama announces that the withdrawal of United States troops from Iraq will be complete by the end of the year.

Birthdays
... of famous people, actors, celebrities and stars on October 21st

Born on October 21st, 1409

63

Alessandro Sforza

Italian noble

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

Same Day
Who's birthday is on October 21st?

41

Lee Chong Wei

Malaysian badminton player

*October 21st, 1982, Bagan Serai

28

Doja Cat

American rapper and singer

*October 21st, 1995, Tarzana

66

Julian Cope

Welsh musician, author, antiquarian, musicologist, poet and cultural commentator

*October 21st, 1957, Deri

30

Käärijä

Finnish rapper

*October 21st, 1993, Helsinki

63

Alfred Nobel

Swedish chemist and inventor (1833–1896)

*October 21st, 1833, Stockholm †December 10th, 1896, Sanremo

60

Carrie Fisher

American actress, writer and screenwriter (1956–2016)

*October 21st, 1956, Burbank †December 27th, 2016, UCLA Ronald Reagan Medical Center

62

Lux Interior

American punk rock musician and a founding member of the band The Cramps

*October 21st, 1946, Akron †February 4th, 2009, Glendale

64

Michael Hansen

German cabaret artist (1946-2011)

*October 21st, 1946, Aalborg †March 15th, 2011, Berlin

74

Benjamin Netanyahu

Prime Minister of Israel (1996–1999, 2009–2021, 2022–present)

*October 21st, 1949, Tel Aviv

64

Ken Watanabe

Japanese actor

*October 21st, 1959, Uonuma

43

Kim Kardashian

American television and social media personality

*October 21st, 1980, Los Angeles

51

Jean Bart

French admiral and privateer

*October 21st, 1650, Dunkirk †April 27th, 1702, Dunkirk

47

Andrew Scott

Irish actor

*October 21st, 1976, Dublin

89

Ursula K. Le Guin

American fantasy and science fiction author (1929-2018)

*October 21st, 1928, Berkeley †January 22nd, 2018, Portland

61

Samuel Taylor Coleridge

English poet, literary critic and philosopher

*October 21st, 1772, Ottery St Mary †July 25th, 1834, London

78

Nikita Mikhalkov

Soviet and Russian film director, writer, producer and actor

*October 21st, 1945, Moscow

60

Lev Yashin

Association football player from the USSR

*October 21st, 1929, Moscow †March 20th, 1990, Moscow

90

Julie Wilson

American actor (1924-2015)

*October 21st, 1924, Omaha †April 5th, 2015, Manhattan

88

Pierre Bellemare

French writer and entertainer (1929-2018)

*October 21st, 1929, Boulogne-Billancourt †May 26th, 2018, Suresnes

70

Charlotte Caffey

American guitarist

*October 21st, 1953, Santa Monica

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 19th, 1409, Angers †July 10th, 1480, Aix-en-Provence

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 October 21st

Fixed holidays (Christian feast day) which are celebrated on October 21st.

Date as a Roman numeral / digit

Leap year

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

Calendar
October 1409