In 2009, the American Anthropological Association's Commission on the Engagement of Anthropology with the US Security and Intelligence Communities released its final report concluding, in part, that, " When ethnographic investigation is determined by military missions, not subject to external review, where data collection occurs in the context of war, integrated into the goals of counterinsurgency, and in a potentially coercive environment – all characteristic factors of the HTS concept and its application – it can no longer be considered a legitimate professional exercise of anthropology.

In a March 2009 brief, the American Dental Association said " the available evidence does not support a connection between oral cancer and alcohol-containing mouthrinse ".

* 1894 – Gertrude Baines, American super-centenarian ( d. 2009 )

* 1920 – Jack Cover, American inventor of the Taser gun ( d. 2009 )

* 1986 – Tara Osseck, American model, Miss Missouri 2009

* 1925 – Joe Bowman, American and marksman and boot-maker ( d. 2009 )

* 1921 – Jack Kramer, American tennis player ( d. 2009 )

* 1933 – Dom DeLuise, American actor and comedian ( d. 2009 )

* 1949 – Ray Nettles, American football player ( d. 2009 )

* 1950 – Jim Carroll, American poet and actor ( d. 2009 )

* 1915 – Joan Alexander, American actress ( d. 2009 )

* 1919 – Merce Cunningham, American dancer and choreographer ( d. 2009 )

* 1954 – Mark Fidrych, American baseball player ( d. 2009 )

* 1910 – Lonny Frey, American baseball player ( d. 2009 )

* 1922 – George Kell, American baseball player ( d. 2009 )

* 1913 – Jack Dreyfus, American businessman, founded the Dreyfus Corporation ( d. 2009 )

* 1958 – Michael Jackson, American singer-songwriter, producer, dancer, and actor ( The Jackson 5 ) ( d. 2009 )

* 1911 – Lester Rodney, American journalist ( d. 2009 )

In 2009, American Media was taken over by its bondholders to keep it out of bankruptcy.

* 2009 – Frankie Manning, American dancer and choreographer ( b. 1914 )

* 1975 – Andy Hallett, American actor ( d. 2009 )

* 2009 – Dave Arneson, American game designer, co-creator of Dungeons & Dragons ( b. 1947 )

On October 24, 2009, North American company Super Fighter Team released Zaku, an all new, all original horizontal shooter for the Lynx developed by PenguiNet.

Michigan Opera Theatre was the first major American opera company to present the work in 1983, and again in November 2009.

At the San Diego Comic Con in July 2009, IDW announced the upcoming publication of Al Capp's Li ' l Abner: The Complete Dailies and Color Sundays as part of their ongoing Library of American Comics project.

On June 5, 2009 the city of Gainesville, Florida, officially renamed and dedicated its downtown plaza the Bo Diddley Community Plaza.

* 2009 – The Treaty of Lisbon, which amends the Treaty on European Union and the Treaty establishing the European Community, which together comprise the constitutional basis of European Union, comes into effect.

For advocating Microsoft technologies, de Icaza was criticized by Richard Stallman on the Software Freedom Day 2009 as " Traitor to the Free Software Community ".

Poznań hosted the 2009 European Young Adults Meeting of the ecumenical Christian Taizé Community.

* Venezuelanalysis, 31 July 2009, Community Media: The Thriving Voice of the Venezuelan People

According to the 2009 American Community Survey, Brooklyn's population was 46. 6 % white, of which 36. 9 % were non-Hispanic whites.

* Olssen, M. Toward a Global Thin Community: Nietzsche, Foucault and the cosmopolitan commitment, Paradigm Press, Boulder, Colorado, USA, October 2009

* 2009: The United States Environmental Protection Agency ranked Corvallis as # 1 Green Power Community in the nation, defined by the amount of green energy purchased per capita.

The 2009 TNT television drama HawthoRNe, starring Jada Pinkett Smith and Michael Vartan, is set at the fictitious Richmond-Trinity Hospital which is based on Richmond's Community Hospital in Church Hill.

Murcia (), a major city in south-eastern Spain, is the capital and most populous city of the Autonomous Community of the Region of Murcia, and the seventh largest city in the country, with a population of 442, 573 inhabitants in 2009 ( about one third of the total population of the Region ).

* The University's Community University Partnership Programme received an honourable mention at the 2010 Community-Campus Partnerships for Health awards and was highly commended in the Social Responsibility category at the 2009 Green Gown Awards.

For 2009, the American Community Survey estimates give a total of 3, 859, 026 Puerto Ricans classified as " Native " Puerto Ricans.

In 2009, Gilda's Club merged with another similar institution, The Wellness Community, under the new name of Cancer Support Community, which was legally adopted in 2011.

* Pipers Hill College Naas is a second level college opened in August 2009 to replace St. Patrick's Community College.

A weekly all-local paper, The Livingston Community News, was launched in May 2003 with offices in downtown Brighton and was closed in July 2009 when " The Ann Arbor News, the newspaper's parent company, ceased publication.

The Tipton Community School Corporation includes an elementary school, a middle school, and a high school, all located in Tipton ; these schools served a total of 1, 821 students during the 2009 – 2010 school year.

The Project received the Jury Special Award, in the Most Successful Koç ’ s Competition, organized by KOÇ Community in 2009.

The station received the Bronze award for Community Radio at the 2009 Sony Radio Academy Awards.

East Coast FM is an online Community Radio Station run by volunteers which has been broadcasting since 2009 from studios at 8 Market Street in Haddington.

In 2009, the Dickman family donated the land where the new Ruskin Campus of the Hillsborough Community College was erected, across the street from the Lennard High School.

According to the 2005 – 2009 American Community Survey, there were 141, 644 people, 47, 463 households, and 36, 289 families residing in the city.

* Ayabe, Masatomo, “ Ku Kluxers in a Coal Mining Community: A Study of the Ku Klux Klan Movement in Williamson County, Illinois, 1923 – 1926 ,” Journal of the Illinois State Historical Society, 102 ( Spring 2009 ), 73 – 100.

Detailed socio-demographic analysis and information about Kingston can be found in the Kingston Community Profile, 2009: A Socio-Demographic Analysis of Kingston, Ontario Canada published by the Social Planning Council of Kingston and District ( SPCKD ).