December 9th, 1984

Born on December 9th, 1984

Age in days, weeks and months
Wow, over 14,000 days old!

Why not celebrate an alternative birthday? In 618 days, exactly on January 3rd, 2026, people who were born on December 9th, 1984 will be 15,000 days old!

... in seconds, minutes and hours

What happened on December 9th?

December 9th, 2016

Park Geun-hye, the president of South Korea, was impeached, marking the culmination of the country's political scandal.

December 9th, 2008

Governor of Illinois Rod Blagojevich was arrested for a number of corruption crimes, including attempting to sell the U.S. Senate seat that was being vacated by then-President-elect Barack Obama.

December 9th, 1981

Mumia Abu-Jamal was arrested for the murder of Philadelphia police officer Daniel Faulkner; his subsequent conviction and death sentence generated controversy in the United States.

December 9th, 1979

A World Health Organization commission of scientists certified the global eradication of smallpox, making it the only human infectious disease to date to have been completely eradicated.

December 9th, 1969

U.S. secretary of state William P. Rogers proposed a plan, later called the Rogers Plan, for a ceasefire in the War of Attrition; Egypt's and Jordan's acceptance of the plan over Palestine Liberation Organization objections led to civil war in Jordan in September 1970.

December 9th, 1968

Douglas Engelbart gave what became known as "The Mother of All Demos", publicly debuting the computer mouse (pictured), hypertext, and the bit-mapped graphical user interface using the oN-Line System (NLS).

December 9th, 1965

A large, brilliant fireball was seen by thousands in midwestern North America before crash landing in Kecksburg, Pennsylvania.

December 9th, 1961

Tanganyika Territory gained independence from Britain before becoming part of Tanzania three years later.

December 9th, 1948

The United Nations General Assembly adopted the Genocide Convention, which defines genocide in legal terms and advises its signatories to prevent and punish such actions.

December 9th, 1940

Second World War: British and Commonwealth forces began Operation Compass, the first major Allied military operation of the Western Desert campaign.

December 9th, 1917

First World War: Hussein al-Husayni, the Ottoman mayor of Jerusalem, surrendered the city to British forces (pictured).

December 9th, 1911

A mine explosion near Briceville, Tennessee, killed 84 miners despite a well-organized rescue effort led by the United States Bureau of Mines.

December 9th, 1905

Legislation establishing state secularism in France was passed by the Chamber of Deputies.

December 9th, 1897

French actress, journalist and leading suffragette Marguerite Durand founded the feminist newspaper La Fronde.

December 9th, 1892

The English association football club Newcastle United was founded by the merger of Newcastle East End and West End.

Birthdays
... of famous people, actors, celebrities and stars on December 9th

Born on December 9th, 1984

39

Leon Hall

American football player, defensive back, cornerback

*December 9th, 1984, Vista

39

Michael Adam

German politician

*December 9th, 1984, Zwiesel

39

Ángel Guirado

Spanish-Filipino footballer

*December 9th, 1984, Málaga

39

Yekaterina Varnava

Russian actress

*December 9th, 1984, Moscow

39

Adam Collin

English association football player (born 1984)

*December 9th, 1984, Penrith

Same Day
Who's birthday is on December 9th?

62

Joe Lando

American actor

*December 9th, 1961, Prairie View

59

Hape Kerkeling

German comedian

*December 9th, 1964, Recklinghausen

54

Sebastian Spence

Canadian actor

*December 9th, 1969, St. John's

43

Simon Helberg

American actor and comedian

*December 9th, 1980, Los Angeles

54

Bixente Lizarazu

French association football player

*December 9th, 1969, Saint-Jean-de-Luz

36

Hikaru Nakamura

American chess player

*December 9th, 1987, Hirakata

61

Felicity Huffman

American actress

*December 9th, 1962, Bedford

52

Geoff Barrow

British musician and instrumentalist for the band Portishead

*December 9th, 1971, Walton in Gordano

69

Jean-Claude Juncker

Prime Minister of Luxembourg (1995-2013) and President of the European Commission (2014-2019)

*December 9th, 1954, Redange

70

John Malkovich

American actor

*December 9th, 1953, Christopher

27

Leah Lewis

American actress (born 1996)

*December 9th, 1996, Shanghai

43

Verónika Mendoza

Peruvian politician left wing party

*December 9th, 1980, Cuzco

35

Kwadwo Asamoah

Ghanaian footballer

*December 9th, 1988, Accra

77

Sonia Gandhi

Indian politician

*December 9th, 1946, Lusiana

40

Neslihan Demir

Turkish retired volleyball player

*December 9th, 1983, Eskişehir

32

Choi Min-ho

South Korean rapper

*December 9th, 1991, Incheon

38

Joanna Jabłczyńska

Polish actress

*December 9th, 1985, Warsaw

73

Joan Armatrading

British musician

*December 9th, 1950, Basseterre

57

Kirsten Gillibrand

United States Senator from New York since 2009

*December 9th, 1966, Albany

45

Jesse Metcalfe

American actor

*December 9th, 1978, Carmel Valley Village

Same year
Born in 1984

39

Basshunter

Swedish singer, record producer and DJ

*December 22nd, 1984, Halmstad

40

Marc Zwiebler

German badminton player

*March 13th, 1984, Bonn

39

Helene Fischer

German singer

*August 5th, 1984, Krasnoyarsk

40

Juliette Armanet

French singer

*March 4th, 1984, Lille

39

Robert Huth

German association football player

*August 18th, 1984, East Berlin

39

Molly Nilsson

Swedish record producer, keyboardist and singer-songwriter

*December 14th, 1984, Stockholm

39

Sony Dwi Kuncoro

Indonesian badminton player

*July 7th, 1984, Surabaya

40

Salakjit Ponsana

Badminton player

*February 14th, 1984, Bangkok

39

Avril Lavigne

Canadian singer and songwriter (born 1984)

*September 27th, 1984, Belleville

40

Chanan Colman

Danish-American-Israeli former basketball player

*March 10th, 1984, Gladsaxe Municipality

39

Scarlett Johansson

American actress (born 1984)

*November 22nd, 1984, Manhattan

40

Valeria Sorokina

Russian badminton player

*March 29th, 1984, Reshetikha, Nizhny Novgorod Oblast

39

French Montana

Moroccan rapper

*November 9th, 1984, Casablanca

40

Patrícia Kimberly

Brazilian pornographic actress

*January 6th, 1984, São Paulo

40

Duanganong Aroonkesorn

Thai badminton player

*February 6th, 1984, Bangkok

39

Valeriy Atrashchenkov

Badminton player

*August 20th, 1984, Kharkiv

39

Andrej Ashmarin

Badminton player

*November 9th, 1984, Moscow

39

Mark Zuckerberg

American internet entrepreneur

*May 14th, 1984, White Plains

39

Jinjin Harder

German singer

*August 30th, 1984, Wuhan

39

Ave Pajo

Estonian badminton and football player

*July 9th, 1984, Estonia

Birthdays of famous people

Public holidays on December 9th

Fixed holidays (Christian feast day) which are celebrated on December 9th.

Date as a Roman numeral / digit

Born on December 9th, 1984
Future birthdays

Leap year

Yes: 1984 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
December 1984