Enero 1

Ang Enero 1 ay ang unang araw ng taon sa Kalendaryong Gregorian, at mayroon pang 364 (365 kung bisyestong taon) na araw ang natitira. Ipinagdiriwang din ang pista ng Bagong Taon tuwing Enero 1.

Ang ika-una ng Enero ay naging opisyal sa mga sumusunod:

 1522 Venice
 1544 Holy Roman Empire (Germany)
 1556 Spain, Portugal
 1559 Prussia, Sweden
 1564 France
 1576 Timog Netherlands
 1579 Lorraine
 1583 United Provinces ng Netherlands (sa hilaga)
 1600 Scotland
 1700 Russia
 1721 Tuscany
 1752 Great Britain at ang mga colonies nito

Pangyayari 
 153 BC – Ang mga Konsuldaong Romano ay nagsisimula ng termino sa opisina.
 45 BC – Ang Kalendaryong Huliyano ay unang naisabatas.
 630 – Ang Muhammad ay umalis patungong Mecca na kasama ang mga hukbo na sumakop dito nang walang pagkitil sa mga buhay.
 1001 – Ang Dakilang Prinsipe Esteban I ng Unggarya ay ipinangalanan sa unang hari ng Hungary ni Pope Silvester II.
 1259 – Si Miguel VIII Paleologo ay ipinahayag na ka-emperador ng Imperyo ng Niseya kasama ni Juan IV Laskaris. 
 1438 – Si Albert II of Habsburg ay naging hari Unggarya.
 1515 – Si King Francis I ng Pransiya ay umupo sa trono ng Pransiya.
 1527 – Ang mga maharlikang Croatian ay bumoto kay Ferdinand I ng Austria bilang Hari ng Croatia sa Parlamento sa Cetin.
 1959 -- Napatalsik ng rebel army sa pamumuno ng abugadong si Fidel Castro ang diktador at Presidente ng Cuba na si Fulgencio Batista.
 1973 -- Naging kasapi ang United Kingdom sa European Economic Community.
 1978 -- Tumakas ang editor ng pahayagan na si Donald Woods sa South Africa dahil sa apartheid regime ng bansa, at nakarating sa London.
 1995 -- Natagpuang nakabigti ang serial killer na si Fred West.
 2000 -- Ipinagdiriwang ng buong mundo ang Bagong Milenyo.
 2002 -- Ipinakilala ang Euro sa mga bansa sa Europa.
 2009 – Ang pamahalaan ng Republika ng Tsina ay tumanggap sa Pinyin bilang opisyal na Romanisasyong Intsik (bago nito, ang madalas gamitin ay ang Tongyong Pinyin).

Kapanganakan 
 1892 - Manuel Roxas, dating pangulo ng Pilipinas (namatay 1948)
 1977 - Jerry Yan

Kamatayan 
 510 – Eugendus, French saint (b. 449)
 680 – Javanshir, Albanian king (b. 616)
 898 – Odo of France (b. 860)
 962 – Baldwin III, Count of Flanders (b. 940)
1204 – Haakon III of Norway (b. 1170)
1387 – Charles II of Navarre (b. 1332)
1515 – Louis XII of France (b. 1462)
1559 – Christian III of Denmark (b. 1503)
1560 – Joachim du Bellay, French poet and critic (b. 1522)
1617 – Hendrik Goltzius, Dutch painter and illustrator (b. 1558)
1697 – Filippo Baldinucci, Florentine historian and author (b. 1624)
1716 – William Wycherley, English playwright (b. c.1641)
1748 – Johann Bernoulli, Swiss mathematician and academic (b. 1667)
1759 – Jacques-Joachim Trotti, marquis de La Chétardie, French diplomat (b. 1705)
1766 – James Francis Edward Stuart, English son of James II of England (b. 1688)
1782 – Johann Christian Bach, German composer (b. 1735)
1789 – Fletcher Norton, 1st Baron Grantley, English lawyer and politician, British Speaker of the House of Commons (b. 1716)
1793 – Francesco Guardi, Venetian painter (b. 1712)
1796 – Alexandre-Théophile Vandermonde, French mathematician and chemist (b. 1735)
1817 – Martin Heinrich Klaproth, German chemist and academic (b. 1743)
1846 – John Torrington, English soldier and explorer (b. 1825)
1853 – Gregory Blaxland, Australian farmer and explorer (b. 1778)
1862 – Mikhail Ostrogradsky, Ukrainian mathematician and physicist (b. 1801)
1881 – Louis Auguste Blanqui, French activist (b. 1805)
1892 – Roswell B. Mason, American politician, 25th Mayor of Chicago (b. 1805)
1894 – Heinrich Hertz, German physicist and academic (b. 1857)
1896 – Alfred Ely Beach, American publisher and lawyer, created the Beach Pneumatic Transit (b. 1826)
1906 – Hugh Nelson, Scottish-Australian politician, 11th Premier of Queensland (b. 1835)
1918 – William Wilfred Campbell, Canadian poet and author (b. 1858)
1919 – Mikhail Drozdovsky, Russian general (b. 1881)
1921 – Theobald von Bethmann-Hollweg, German politician, 5th Chancellor of Germany (b. 1856)
1922 – István Kühár, Slovene priest and politician (b. 1887)
1931 – Martinus Beijerinck, Dutch microbiologist and botanist (b. 1851)
1937 – Bhaktisiddhanta Sarasvati, Indian religious leader, founder of the Gaudiya Math (b. 1874)
1940 – Panuganti Lakshminarasimha Rao, Indian author and educator (b. 1865)
1944 – Charles Turner, Australian cricketer (b. 1862)
  1944   – Edwin Lutyens, English architect, designed the Castle Drogo and Thiepval Memorial (b. 1869)
1953 – Hank Williams, American singer-songwriter and guitarist (Drifting Cowboys) (b. 1923)
1954 – Duff Cooper, English politician and diplomat, Chancellor of the Duchy of Lancaster (b. 1890)
  1954   – Leonard Bacon, American poet and critic (b. 1887)
1955 – Arthur C. Parker, American archaeologist and historian (b. 1881)
  1955   – Shanti Swaroop Bhatnagar, Indian chemist and academic (b. 1894)
1957 – Seán South, Irish Republican Army volunteer (b. 1928)
  1957   – Fergal O'Hanlon, Irish Republican Army volunteer (b. 1936)
1958 – Edward Weston, American photographer (b. 1886)
1960 – Aimé Clariond, French actor (b. 1894)
  1960   – Margaret Sullavan, American actress and screenwriter (b. 1909)
1965 – Emma Asson, Estonian historian and politician (b. 1889)
1966 – Vincent Auriol, French journalist and politician, 16th President of the French Republic (b. 1884)
1969 – Bruno Söderström, Swedish pole vaulter and javelin thrower (b. 1888)
1971 – Amphilochius of Pochayiv, Ukrainian saint (b. 1894)
1972 – Maurice Chevalier, French actor and singer (b. 1888)
1973 – Sergei Kourdakov, Russian KGB agent (b. 1951)
1978 – Don Freeman, American author and illustrator (b. 1908)
1980 – Pietro Nenni, Italian journalist and politician, Italian Minister of Foreign Affairs (b. 1891)
1981 – Hephzibah Menuhin, American-Australian pianist (b. 1920)
1982 – Victor Buono, American actor (b. 1938)
1984 – Alexis Korner, French-English singer-songwriter and guitarist (Blues Incorporated and Collective Consciousness Society) (b. 1928)
1985 – Sigerson Clifford, Irish poet, playwright, and civil servant (b. 1913)
1987 – Jack Latham,  American actor, and journalist (b. 1914)
1989 – Aleka Stratigou, Greek actress (b. 1926)
1992 – Grace Hopper, American computer scientist and admiral, co-developed COBOL (b. 1906)
1994 – Arthur Porritt, Baron Porritt, New Zealand physician and politician, 11th Governor-General of New Zealand (b. 1900)
  1994   – Cesar Romero, American actor, singer, and dancer (b. 1907)
  1994   – Edward Arthur Thompson, Irish historian and academic (b. 1914)
1995 – Eugene Wigner, Hungarian-American physicist and mathematician, Nobel Prize laureate (b. 1902)
  1995   – Fred West, English serial killer (b. 1941)
1996 – Arleigh Burke, American admiral (b. 1901)
  1996   – Arthur Rudolph, German engineer (b. 1906)
1997 – Ivan Graziani, Italian singer-songwriter and guitarist (b. 1945)
  1997   – Townes Van Zandt, American singer-songwriter, guitarist, and producer (b. 1944)
1998 – Helen Wills, American tennis player and coach (b. 1905)
2000 – Colin Vaughan, Australian-Canadian journalist and activist (b. 1931)
2001 – Ray Walston, American actor and singer (b. 1914)
2002 – Julia Phillips, American film producer and author (b. 1944)
2003 – Dumitru Tinu, Romanian journalist (b. 1940)
  2003   – Joe Foss, American pilot, politician, and broadcaster, 20th Governor of South Dakota (b. 1915)
  2003   – Royce D. Applegate, American actor and screenwriter (b. 1939)
2005 – Eugene J. Martin, American painter (b. 1938)
  2005   – Shirley Chisholm, American educator, politician, and author (b. 1924)
2006 – Dawn Lake, Australian comedian, actress, and singer (b. 1927)
  2006   – Harry Magdoff, American economist and journalist (b. 1913)
  2006   – Hugh McLaughlin, Irish publisher, invented the Water hog (b. 1918)
2007 – Darrent Williams, American football player (b. 1982)
  2007   – Leon Davidson, American chemist and engineer (b. 1922)
  2007   – Roland Levinsky, South African-English biochemist and academic (b. 1943)
2008 – Harold Corsini, American photographer and educator (b. 1919)
  2008   – Peter Caffrey, Irish-English actor (b. 1949)
  2008   – Pratap Chandra Chunder, Indian educator and politician (b. 1919)
  2008   – Salvatore Bonanno, American mobster (b. 1932)
2009 – Aarne Arvonen, Finnish super-centenarian (b. 1897)
  2009   – Claiborne Pell, American captain and politician (b. 1918)
  2009   – Nizar Rayan, Palestinian Hamas leader (b. 1962)
  2009   – Sheikh Ahmed Salim Swedan Kenyan terrorist (b. 1960)
2010 – Lhasa de Sela, American-Mexican singer-songwriter (b. 1972)
2011 – Flemming Jørgensen, Danish singer-songwriter, bass player, and actor (Bamses Venner) (b. 1947)
  2011   – Marin Constantin, Romanian composer and conductor (b. 1925)
2012 – Alessandro Liberati, Italian physician and epidemiologist (b. 1954)
  2012   – Bob Anderson, English fencer, stuntman, and choreographer (b. 1922)
  2012   – Carlos Soria, Argentinian lawyer and politician (b. 1948)
  2012   – Fred Milano, American singer (The Belmonts and Dion and the Belmonts) (b. 1939)
  2012   – Kiro Gligorov, Bulgarian-Macedonian lawyer and politician, 1st President of the Republic of Macedonia (b. 1917)
  2012   – Nay Win Maung, Burmese physician, businessman, and activist (b. 1962)
  2012   – Tommy Mont, American football player and coach (b. 1922)
  2012   – Yafa Yarkoni, Israeli singer and actress (b. 1925)
2013 – Barbara Werle, American actress and singer (b. 1928)
  2013   – Christopher Martin-Jenkins, English journalist (b. 1945)
  2013   – Michael Patrick Cronan, American graphic designer (b. 1951)
  2013   – Patti Page, American singer and actress (b. 1927)
  2013   – Yuri Alexandrov, Russian boxer (b. 1963)
2014 – Higashifushimi Kunihide, Japanese monk and educator (b. 1910)
  2014   – Juanita Moore, American actress (b. 1914)
  2014   – Michael Glennon, Australian priest (b. 1944)
  2014   – Pete DeCoursey, American journalist (b. 1961)
  2014   – William Mgimwa, Tanzanian banker and politician, 13th Tanzanian Minister of Finance (b. 1950)
2015 – Boris Morukov, Russian physician and astronaut (b. 1950)
  2015   – Donna Douglas, American actress and singer (b. 1933)
  2015   – Jeff Golub, American guitarist (b. 1955)
  2015   – Mario Cuomo, American lawyer and politician, 52nd Governor of New York (b. 1932)
  2015   – Ninón Sevilla, Cuban-Mexican actress and dancer (b. 1929)
  2015   – Omar Karami, Lebanese lawyer and politician, 58th Prime Minister of Lebanon (b. 1934)
  2020
 Don Larsen, American baseball pitcher (b. 1929) 
 David Stern, NBA commissioner (b. 1942)

Mga pista

 Maraming mga bansa sa buong daigdig na ginagamit ang Kalendaryong Gregorian - Araw ng Bagong Taon; madalas na pinagdiriwang sa ganap na 0:00 kasama ang mga paputok.
 Katolisismo: Maria, Ina ng Diyos

Kawing panlabas 
 BBC: On This Day

Araw
1