1951 (MCMLI) was a common year starting on Monday of the Gregorian calendar, the 1951st year of the Common Era (CE) and Anno Domini (AD) designations, the 951st year of the 2nd millennium, the 51st year of the 20th century, and the 2nd year of the 1950s decade.
|Ab urbe condita||2704|
|Balinese saka calendar||1872–1873|
|British Regnal year||15 Geo. 6 – 16 Geo. 6|
|Chinese calendar||庚寅年 (Metal Tiger)|
4647 or 4587
— to —
辛卯年 (Metal Rabbit)
4648 or 4588
|- Vikram Samvat||2007–2008|
|- Shaka Samvat||1872–1873|
|- Kali Yuga||5051–5052|
|Japanese calendar||Shōwa 26|
|Julian calendar||Gregorian minus 13 days|
|Minguo calendar||ROC 40|
|Thai solar calendar||2494|
2077 or 1696 or 924
— to —
2078 or 1697 or 925
|Wikimedia Commons has media related to 1951.|
- January 1 – Patti Page's hit song "Tennessee Waltz" enjoys its first week as the No. 1 single, on Billboard and Cashbox charts, in the United States.
- January 4 – Korean War: Third Battle of Seoul: Chinese and North Korean forces capture Seoul for the second time (they had lost Seoul in the Second Battle of Seoul in September 1950).
- January 9 – The Government of the United Kingdom announces abandonment of the Tanganyika groundnut scheme for the cultivation of peanuts in the Tanganyika Territory, with the writing off of £36.5M debt.
- January 15 – In a court in West Germany, Ilse Koch, The "Witch of Buchenwald", wife of the commandant of the Buchenwald concentration camp, is sentenced to life imprisonment.
- January 20 – Avalanches in the Alps kill 240 and bury 45,000 for a time, in Switzerland, Austria and Italy.
- January 25 – Dutch author Anne de Vries releases the first volume of her novel Journey Through the Night (Reis door de nacht), set during World War II.
- January 27 – Nuclear testing at the Nevada Test Site begins, with a 1-kiloton bomb dropped on Frenchman Flat, northwest of Las Vegas.
- January 31 – The United States' last narrow gauge passenger train (the "San Juan Express") ends service.
- February – The Convention People's Party wins national elections in Gold Coast (British colony).
- February 1 – The United Nations General Assembly declares that China is an aggressor in the Korean War, in United Nations General Assembly Resolution 498.
- February 4–8 – Surgeons remove an ovarian cyst from Gertrude Levandowski, in a 96-hour long operation in Chicago. She loses almost half of her weight and emerges weighing 140 kg.
- February 6 – Woodbridge Train Wreck: A Pennsylvania Railroad passenger train derails near Woodbridge Township, New Jersey, killing 85 people and injuring over 500, in one of the worst rail disasters in American history.
- February 12 – Muhammad Reza Shah marries Soraya Esfandiary-Bakhtiari.
- February 15 – The 1951 New Zealand waterfront dispute begins, lasting for 151 days.
- February 19 – Jean Lee becomes the last woman hanged in Australia, when Lee and her 2 pimps are hanged for the murder and torture of a 73-year-old bookmaker.
- February 25 – The first Pan American Games open in Buenos Aires.
- February 27 – The Twenty-second Amendment to the United States Constitution, limiting Presidents to two terms, is ratified.
- March 2 – The first NBA All-Star Game of basketball is played in the Boston Garden.
- March 3 or 5 – Jackie Brenston "and His Delta Cats" (actually Ike Turner's Kings of Rhythm) record "Rocket 88" at Sam Phillips' Sun Studio in Memphis, Tennessee, a candidate for the first rock and roll record (released in April). It is covered on June 14 by Bill Haley and His Saddlemen.
- March 6 – The trial of Julius and Ethel Rosenberg for conspiracy to commit espionage begins in the United States.
- March 9 – United Artists releases the sci-fi film The Man from Planet X in the United States.
- March 12 – Hank Ketcham's best-selling comic strip Dennis the Menace appears in newspapers across the United States for the first time.
- March 14
- March 29
- Second Red Scare: Julius and Ethel Rosenberg are convicted of conspiracy to commit espionage. On April 5 they are sentenced to death.
- Rodgers and Hammerstein's The King and I opens on Broadway, and runs for three years. It is the first of their musicals specifically written for an actress (Gertrude Lawrence). Lawrence is stricken with cancer during the run of the show, and dies halfway through its run a year later. The show makes a star of Yul Brynner.
- The 23rd Academy Awards Ceremony is held; All About Eve wins the Best Picture award and five others.
- March 31 – Remington Rand delivers the first UNIVAC I computer to the United States Census Bureau.
- April 5–13 – The most complete recording of George Gershwin's opera Porgy and Bess.
- April 11
- April 18 – The Treaty of Paris (1951) is adopted, establishing the European Coal and Steel Community.
- April 21 – The National Olympic Committee of the Soviet Union is formed. The USSR will first participate in the Olympic Games at Helsinki, Finland, in 1952.
- April 24 – In Yokohama, Japan, a fire on a train kills more than 100.
- April 28 – Australian federal election, 1951: Robert Menzies' Liberal/Country Coalition Government is re-elected with a decreased majority, defeating the Labor Party, led by former Prime Minister Ben Chifley. Chifley dies a little over a month after the election; he will be replaced by his deputy H.V. Evatt.
- April 29 – RKO releases the Howard Hawks sci-fi film, The Thing (From Another World).
- May 1 – The opera house of Geneva, Switzerland is almost destroyed in a fire.
- May 3
- King George VI opens London's Royal Festival Hall as a patron.
- The Festival of Britain opens.
- The U.S. Senate Committee on Armed Services and U.S. Senate Committee on Foreign Relations begin their closed door hearings into the dismissal of General Douglas MacArthur, by U.S. President Harry S Truman.
- May 9 – Operation Greenhouse: The first thermonuclear weapon is tested on Enewetok Atoll in the Marshall Islands, by the United States.
- May 14 – The first volunteer-run passenger trains run on Talyllyn Railway, Wales.
- May 15 – A military coup occurs in Bolivia.
- May 21 – The 9th Street Art Exhibition, otherwise known as the Ninth Street Show, a gathering of a number of notable artists, marks the stepping-out of the post war New York avant-garde, collectively known as the New York School.
- May 23 – The Tibetan government signs the Seventeen Point Agreement for the Peaceful Liberation of Tibet, with the People's Republic of China.
- May 25 – The first atomic bomb "boosted" by the inclusion of thermonuclear materials, is tested in the "Item" test on Enewetok Atoll in the Marshall Islands by the United States.
- May 28 – The Goon Show is first broadcast on BBC Home Service in the U.K.; the first series is entitled "Crazy People".
- June 4 – The Foley Square trial concludes review in the U.S. Supreme Court as Dennis v. United States, with a ruling against the defendants (overturned by Yates v. United States in 1957).
- June 14 – UNIVAC I is dedicated by the U.S. Census Bureau.
- June 15–July 1– In New Mexico, Arizona, California, Oregon, Washington and British Columbia, thousands of acres of forests are destroyed in fires.
- July 1
- July 5 – William Shockley, John Bardeen and Walter Brattain announce the invention of the junction transistor.
- July 10
- July 13
- The Great Flood of 1951 reaches its highest point in northeast Kansas, culminating in the greatest flood damage to date in the Midwestern United States.
- MGM's Technicolor film version of Show Boat, starring Kathryn Grayson, Ava Gardner and Howard Keel, premieres at Radio City Music Hall in New York City. The musical brings overnight fame to bass-baritone William Warfield (who sings Ol' Man River in the film).
- July 14 – In Joplin, Missouri, the George Washington Carver National Monument becomes the first United States National Monument to honor an African American.
- July 16 – King Leopold III of Belgium abdicates, in favour of his son Baudouin.
- July 17 – Baudouin takes the oath as king of Belgium.
- July 20 – King Abdullah I of Jordan is assassinated by a Palestinian, while attending Friday prayers in Jerusalem. He is succeeded by his son, King Talal.
- July 26 – Walt Disney's 13th animated film, Alice in Wonderland, premieres in London, United Kingdom.
- July 30 – David Lean's film of Oliver Twist is finally shown in the United States, after 10 minutes of supposedly anti-Semitic references and closeups of Alec Guinness as Fagin are cut. It will not be shown uncut in the U.S. until 1970.
- August 11 – René Pleven becomes Prime Minister of France.
- August 12 – J. D. Salinger's coming-of-age story The Catcher in the Rye is first published in the United States.
- August 31 – The first Volkswagen Type 1 rolls off the production line in Uitenhage, South Africa.
- September 1 – The United States, Australia and New Zealand all sign a mutual defense pact, the ANZUS Treaty.
- September 2 – The Sri Lanka Freedom Party is founded by S. W. R. D. Bandaranaike.
- September 3 – American soap opera Search for Tomorrow debuts on CBS.
- September 8
- Treaty of San Francisco: In San Francisco, 48 representatives out of 51 attending sign a peace treaty with Japan, formally ending the Pacific War; the delegations of the Soviet Union, Poland and Czechoslovakia do not sign the treaty, instead favoring separate treaties.
- The Japan-U.S. Security Treaty, which allows United States Armed Forces to be stationed in Japan after the occupation of Japan, is signed by Japan and the United States.
- September 9 – Chinese Communist forces move into Lhasa, the capital of Tibet.
- September 10 – The United Kingdom begins an economic boycott of Iran.
- September 18 – Elia Kazan's adaptation of the Tennessee Williams play A Streetcar Named Desire premieres, becoming a critical and box-office smash.
- September 20 – NATO accepts Greece and Turkey as members.
- September 24 – MGM releases the musical Show Boat.
- September 26–28 – A blue sun is seen over Europe: the effect is due to ash coming from the Canadian forest fires 4 months previously.
- September 28 – 20th Century Fox releases the Robert Wise science fiction film The Day the Earth Stood Still in the United States.
- September 30 – Charlotte Whitton becomes mayor of Ottawa and Canada's first woman mayor of a major city.
- October 3 – "Shot Heard 'Round the World (baseball)": One of the greatest moments in Major League Baseball history occurs when the New York Giants' Bobby Thomson hits a game-winning home run in the bottom of the 9th inning off of Brooklyn Dodgers pitcher Ralph Branca, to win the National League pennant after being down 14 games.
- October 3–8 – Korean War - First Battle of Maryang-san: United Nations (primarily Australian) forces drive back the Chinese.
- October 4
- MGM's Technicolor musical film, An American in Paris, starring Gene Kelly and Leslie Caron, and directed by Vincente Minnelli, premieres in New York. It will go on to win 6 Academy Awards, including Best Picture.
- Shoppers World, one of the first shopping malls in the United States, opens in Framingham, Massachusetts.
- October 6 – Malayan Emergency: Communist insurgents kill British commander Sir Henry Gurney.
- October 14 – THE Organization of Central American States (Organización de Estados Centroamericanos, ODECA) is formed.
- October 15
- October 16
- October 17 – CBS's Eye logo premieres on American television.
- October 19 – The state of war between the United States and Germany is officially ended.
- October 20 – The Johnny Bright incident occurs in Stillwater, Oklahoma.
- October 21 – A storm in southern Italy kills over 100.
- October 24 – U.S. President Harry Truman declares an official end to war with Germany.
- October 26 – Winston Churchill is re-elected Prime Minister of the United Kingdom (a month before his 77th birthday) in a general election which sees the defeat of Clement Attlee's Labour government, after 6 years in power.
- October 27 – Farouk of Egypt declares himself king of Sudan, with no support.
- October 29 – The town of Carnation, Washington, USA changes its name back to Carnation, after being named Tolt since May 1928.
- October 31 – The film Scrooge, starring Alastair Sim, opens in England.
- November 1 – The first military exercises for nuclear war, with infantry troops included, are held in the Nevada desert.
- November 2 – 6,000 British troops flown into Egypt to quell unrest in the Suez Canal zone.
- November 10 – Direct dial coast-to-coast telephone service begins in the United States.
- November 11
- November 12 – The National Ballet of Canada performs for the first time in Eaton Auditorium, Toronto.
- November 20 – The Po River floods in northern Italy.
- November 22 – Paramount Pictures releases the George Pal science fiction film When Worlds Collide in the United States.
- November 24 – The Broadway play Gigi opens, starring Audrey Hepburn as the lead character.
- November 28 – The U.K. film Scrooge, starring Alastair Sim, premieres in the United States under the title of Charles Dickens's original novel, A Christmas Carol.
- November 29 – LEO runs the worlds first commercial computer program, Bakery Valuations, for J. Lyons and Co.'s tea shops in the U.K.
- c. December – The Institute of War and Peace Studies is established by Dwight D. Eisenhower at Columbia University in New York (of which he is President) with William T. R. Fox as first director.
- December 3 – Lebanese University is founded in Lebanon.
- December 5 – The Provisional Intergovernmental Committee for the Movement of Migrants from Europe is formed.
- December 6 – A state of emergency is declared in Egypt, due to increasing riots.
- December 13 – A water storage tank collapses in Tucumcari, New Mexico, resulting in 4 deaths and 200 buildings destroyed.
- December 16 – The Salar Jung Museum is opened to the public, by Prime Minister of India Jawaharlal Nehru.
- December 17 – We Charge Genocide, a petition describing genocide against African Americans, is delivered to the United Nations.
- December 20
- December 22 – The Selangor Labour Party is founded in Selangor, Malaya.
- December 23 – John Huston's drama film The African Queen, starring Humphrey Bogart and Katharine Hepburn, premieres in Hollywood.
- December 24
- December 31 – The Marshall Plan expires, after distributing more than $13.3 billion US in foreign aid to rebuild Europe.
- A fourth and final forest fire starts in the Tillamook Burn, Oregon; but unlike earlier fires this one burns only 32,700 acres (132 km2), and within an area already affected by the earlier fires.
- A research team publishes the Interlingua–English Dictionary.
- IBM (United Kingdom) is formed.
- In Munich, Germany, a collection of mementos and personal papers belonging to Adolf Hitler are turned over to Bayerische Landesbank, for authentication and eventual sale. Among the documents are his appointment as Chancellor signed by President Paul von Hindenburg, his Austrian passport, as well as an assortment of swastika insignia pins and medals. An initial offer of $200,000.00 is made for the collection.
- An 18-year-old sailor is fined for kissing in public in Stockholm, Sweden. The law court calls his actions "obnoxious behavior repulsive to the public morals".
- The United States becomes malaria-free (excluding territories and possessions)
- January 1 – Ashfaq Hussain, Urdu poet
- January 2
- January 5 – Steve Arnold, English footballer
- January 6 – Kim Wilson, American singer, harmonica player
- January 8
- January 9 – Andy Qunta, English singer, songwriter, composer, and musician
- January 12
- January 15 – Biff Byford, English rock singer (Saxon)
- January 20 – Ian Hill, English rock bassist (Judas Priest)
- January 22 – Ondrej Nepela, Czechoslovak figure skater (b. 1989)
- January 25 – Steve Prefontaine, American runner (d. 1975)
- January 30 – Phil Collins, British rock musician, producer and former lead singer (Genesis)
- January 31
- February 1 – Albert Salvadó, Andorran writer
- February 3
- February 5
- February 9 – Jay Inslee, American politician
- February 13 – David Naughton, American actor (Makin' It)
- February 14 – Kevin Keegan, English footballer, football manager
- February 15
- February 16
- February 19 – Muhammad Tahir-ul-Qadri, Pakistani Islamic Sufi scholar, leader
- February 20
- February 22 – Ellen Greene, American actress
- February 23 – Patricia Richardson, American actress
- February 24 – Debra Jo Rupp, American actress (That 70's Show)
- February 25 – Don Quarrie, Jamaican sprinter
- February 27 – Steve Harley, British rock musician
- March 1
- March 3 – Heizō Takenaka, Japanese economist
- March 4
- March 6 – Gerrie Knetemann, Dutch cyclist (d. 2004)
- March 8
- March 12 – Susan Musgrave, Canadian poet, children's writer
- March 13 – Charo, Spanish-American singer, entertainer
- March 14 – Jerry Greenfield, American co-founder of Ben & Jerry's ice cream
- March 17 – Kurt Russell, American actor (The Computer Wore Tennis Shoes)
- March 18
- March 19 – Fred Berry, American actor (d. 2003)
- March 24 – Tommy Hilfiger, American fashion designer
- March 26 – Carl Wieman, American physicist, Nobel Prize laureate
- March 30 – Wolfgang Niedecken, German singer
- April 1 – Tim Bassett, American basketball player (d. 2018)
- April 5
- April 6
- April 7 – Janis Ian, American singer, songwriter (Society's Child)
- April 8
- April 10 – David Helvarg, American journalist, activist
- April 11 – Doris Angleton, American socialite, murder victim (d. 1997)
- April 12 – Tom Noonan, American actor
- April 13
- April 14
- April 15 – Trixi Schuba, Austrian figure skater
- April 16
- April 17
- April 19 – Jóannes Eidesgaard, Prime Minister of the Faroe Islands
- April 20
- April 21
- April 23 – Allison Krause, American Kent State University shooting victim (d. 1970)
- April 24
- April 27
- April 29
- May 3
- May 4 – Jackie Jackson, American singer
- May 6
- May 9
- May 13
- May 15
- May 16 – Unshō Ishizuka, Japanese voice actor (d. 2018)
- May 18 – Ben Feringa, Dutch organic chemist, Nobel Prize laureate
- May 19
- May 21
- May 23
- May 25 – Jamaluddin Jarjis, Malaysian politician (d. 2015)
- May 26
- May 30
- May 31 – Jimmy Nalls, American guitarist (Sea Level) (d. 2017)
- June 2
- June 3 – Jill Biden, Second Lady of the United States
- June 5 – Suze Orman, American financial advisor, writer and television personality
- June 8 – Bonnie Tyler, Welsh singer
- June 9 – James Newton Howard, American musician, composer
- June 12
- June 13
- June 14 – Paul Boateng, British politician
- June 15
- June 16
- June 18
- June 20
- June 21
- June 23 – Michèle Mouton, French rally driver
- June 24
- June 27
- June 28
- June 29
- June 30 – Stanley Clarke, American bassist
- July 1
- July 2
- July 3
- July 4
- July 5
- July 6 – Geoffrey Rush, Australian actor
- July 7
- July 8 – Anjelica Huston, American actress
- July 9
- July 10
- July 11 – Yechiel Eckstein, Israeli-American rabbi (d. 2019)
- July 12 – Cheryl Ladd, American actress and singer
- July 14 – Erich Hallhuber, German actor (d. 2003)
- July 15
- July 16
- July 17 – Lucie Arnaz, American actress
- July 18
- July 21 – Robin Williams, American actor and comedian (d. 2014)
- July 22
- July 23
- July 24
- July 25 – Yury Kovalchuk, Russian oligarch
- July 26 – Sabine Leutheusser-Schnarrenberger, German politician
- July 28
- July 31
- August 2 – Andrew Gold, American singer-songwriter and musician (10cc, Wax) (d. 2011)
- August 3
- August 6
- August 8
- August 10 – Juan Manuel Santos, President of Colombia and recipient of the Nobel Peace Prize
- August 11 – Katsumi Chō, Japanese voice actor
- August 12 – Willie Horton, American criminal
- August 13 – Dan Fogelberg, American singer, songwriter and multi-instrumentalist (d. 2007)
- August 14 – Carl Lumbly, American actor
- August 15 – Jim Allen, West Indian cricketer
- August 16 – Umaru Musa Yar'Adua, 13th President of Nigeria (d. 2010)
- August 17 – Richard Hunt, American puppeteer (d. 1992)
- August 19 – John Deacon, English rock bassist
- August 20 – Greg Bear, American author
- August 21
- August 22 – Chandra Prakash Mainali, Nepalese politician
- August 23
- August 24 – Orson Scott Card, American writer
- August 25 – Rob Halford, English rock singer
- August 26 – Edward Witten, American mathematician and Fields medalist
- August 27 – Mack Brown, American college football coach
- August 28
- August 30
- September 1 – David Bairstow, English cricketer (d. 1998)
- September 2
- September 4 – Judith Ivey, American actress
- September 5 – Michael Keaton, American actor and film director
- September 6 – Šaban Šaulić, Serbian musician (d. 2019)
- September 7
- September 9 – Alexander Downer, Australian politician, diplomat
- September 11 – Mr. Butch, American homeless person and Boston icon (d. 2007)
- September 12
- September 13
- September 14
- September 15
- September 17 – Cassandra Peterson, American actress, better known for her role in Elvira, Mistress of the Dark
- September 18
- September 20 – Guy Lafleur, Canadian hockey player
- September 21 – Aslan Maskhadov, President of Chechnya (d. 2005)
- September 22
- September 24 – Alfonso Portillo, President of Guatemala
- September 25
- September 26 – Stuart Tosh, Scottish musician
- September 27 – Paul Craig, English professor of law
- September 28 – Jim Diamond, Scottish singer-songwriter (d. 2015)
- September 29
- September 30 – Barry Marshall, Australian physician and recipient of the Nobel Prize in Physiology or Medicine
- October 2 – Sting, British singer, rock musician, philanthropist
- October 3
- October 4 – Bakhytzhan Kanapyanov, Kazakh poet
- October 5 – Bob Geldof, Irish musician (The Boomtown Rats)
- October 6 – Manfred Winkelhock, German race car driver
- October 7
- October 10 – Epeli Ganilau, Fijian soldier and statesman
- October 11
- October 15
- October 17 - Prabowo Subianto, Indonesian Businessman, politician, and former Lieutenant General of the Indonesian National Armed Forces
- October 18
- October 20 – Claudio Ranieri, Italian football manager and former player.
- October 22 – William David Sanders, American victim of the Columbine High School massacre (d. 1999)
- October 23 – Charly García, Argentine musician and songwriter
- October 25 – Richard Lloyd, American rock guitarist
- October 26
- October 27 – Éric Morena, French singer
- October 30 – Harry Hamlin, American actor
- November 2 – Thomas Mallon, American author and critic
- November 3 – Ed Murawinski, American cartoonist (New York Daily News)
- November 4 – Traian Băsescu, President of Romania
- November 6 – Nigel Havers, English actor
- November 8 – Alfredo Astiz, Argentine commander
- November 9 – Lou Ferrigno, American actor and bodybuilder
- November 10 – Danilo Medina, Dominican politician 53rd President of the Dominican Republic
- November 11 – Marc Summers, American television host
- November 12 – Marcelo Rezende, Brazilian journalist and television presenter (d. 2017)
- November 14 – Jacob ter Veldhuis, Dutch composer
- November 15
- November 16
- November 17
- November 18 – Justin Raimondo, American author
- November 19
- November 20 – Rodger Bumpass, American voice actor best known for his role as Squidward Tentacles on SpongeBob Squarepants
- November 21 – Thomas Roth, German news anchor presenter and television presenter
- November 24 – Chet Edwards, American politician
- November 26 – Cicciolina, Hungarian-Italian actress and politician
- November 27 – Teri DeSario, American singer-songwriter
- November 29
- November 30 – Christian Bernard, French-born mystic
- December 1
- December 2 – Adrian Devine, American baseball pitcher
- December 3
- December 4
- December 6 – Tomson Highway, Canadian writer
- December 8
- December 10 – Doug Allder, English footballer
- December 11 – Peter T. Daniels, American writing systems scholar
- December 12
- December 14
- December 17 – Ken Hitchcock, Canadian hockey coach
- December 19 – Karl F. Lopker, American business executive (d. 2018)
- December 20 – Peter May, Scottish novelist and television dramatist
- December 27 – Ernesto Zedillo, 54th President of Mexico
- December 29 – Georges Thurston, Canadian singer (d. 2007)
- December 31 – Tom Hamilton, American musician
- January 2 – Richard Hart, American actor (b. 1915)
- January 3 – Georgios Drossinis, Greek author, poet, scholar and editor (b. 1859)
- January 5
- January 6 – Maila Talvio, Finnish writer, nominated for the Nobel Prize in Literature (b. 1871)
- January 7
- January 10 – Sinclair Lewis, American writer, Nobel Prize laureate (b. 1885)
- January 12
- January 13
- January 16 – Tsunejirō Ishii, Japanese admiral (b. 1887)
- January 17 – Franziskus Hennemann, South African Titular bishop and reverend (b. 1882)
- January 18
- January 21 – Yuriko Miyamoto, Japanese novelist (b. 1899)
- January 27 – Carl Gustaf Emil Mannerheim, Finnish military leader and statesman, 6th President of Finland (b. 1867)
- January 28
- January 29 – Frank Tarrant, Australian cricketer (b. 1880)
- January 30 – Ferdinand Porsche, German auto engineer (b. 1875)
- February 1 – Blas Taracena Aguirre, Spanish archaeologist (b. 1895)
- February 3
- February 8
- February 9 – Eddy Duchin, American pianist and bandleader (b. 1909)
- February 13 – Lloyd C. Douglas, American author (b. 1877)
- February 14 – Andrés Barbero, Paraguayan scientist and botanist (b. 1877)
- February 16 – Tommy Gagliano, American mobster (b. 1883)
- February 18
- February 19 – André Gide, French writer, Nobel Prize laureate (b. 1869)
- February 22 – Alfred Lindley, American Olympic rower - Men's eights (b. 1904)
- February 28
- March 1 – Maria Dickin, British social reformer (b. 1870)
- March 2
- March 4
- March 6
- March 7 – Prince Rangsit Prayurasakdi (b. 1885)
- March 8 – Charles Coleman, American actor (b. 1885)
- March 10 – Kijūrō Shidehara, Japanese diplomat, 31st Prime Minister of Japan (b. 1872)
- March 11 – János Zsupánek, Prekmurje Slovene poet and writer (b. 1861)
- March 12 – Alfred Hugenberg, German businessman and politician (b. 1865)
- March 14 – Val Lewton, American producer and screenwriter (b. 1904)
- March 16 – Janusz Jędrzejewicz, Polish politician and educator, 24th Prime Minister of Poland (b. 1885)
- March 17 – Archduke Karl Albrecht of Austria (b. 1888)
- March 19 – Dmytro Doroshenko, Soviet political figure (b. 1882)
- March 20 – Alfredo Baquerizo, 19th President of Ecuador (b. 1859)
- March 21 – Willem Mengelberg, Dutch conductor (b. 1871)
- March 24 – José Enrique Varela, Spanish military officer (b. 1871)
- March 25
- March 31 – Ralph Forbes, American actor (b. 1896)
- April 2 – Mikhail Vladimirsky, Soviet politician (b. 1874)
- April 3 – Henrik Visnapuu, Soviet poet and dramatist (b. 1890)
- April 4
- April 5 – Cường Để, Vietnamese revolutionary leader (b. 1882)
- April 6 – Robert Broom, British paleontologist (b. 1866)
- April 11
- April 14 – Ernest Bevin, British labour leader, politician and statesman (b. 1881)
- April 18 – Óscar Carmona, 96th Prime Minister of Portugal and 11th President of Portugal (b. 1869)
- April 19 – Frank Hopkins, American professional horseman, soldier (b. 1865)
- April 20 – Ivanoe Bonomi, Italian politician and statesman, 25th Prime Minister of Italy (b. 1873)
- April 21 – Lambertus Johannes Toxopeus, Dutch lepidopterist (b. 1894)
- April 22 – Horace Donisthorpe, British myrmecologist (b. 1870)
- April 23 – Charles G. Dawes, 30th Vice President of the United States, recipient of the Nobel Peace Prize (b. 1865)
- April 25 – Shyam, Hindi actor (b. 1920)
- April 29 – Ludwig Wittgenstein, Austrian philosopher (b. 1889)
- May 1 – Clement Sheptytsky, Soviet Orthodox priest, martyr and blessed (b. 1869)
- May 2
- May 3 – Homero Manzi, Argentine Tango lyricist and author (b. 1907)
- May 5
- May 6 – Henri Carton de Wiart, 23rd Prime Minister of Belgium (b. 1869)
- May 7 – Warner Baxter, American actor (b. 1889)
- May 8 – Pat Hartigan, American actor and director (b. 1881)
- May 10 – Nikola Mushanov, 23rd Prime Minister of Bulgaria (b. 1872)
- May 16 – François Hussenot, French engineer (b. 1912)
- May 17
- May 18 – Gaspar Agüero Barreras, Cuban composer, pianist and composer (b. 1873)
- May 23 – Antonio Gandusio, Italian actor (b. 1875)
- May 24 – Thomas N. Heffron, American silent film director (b. 1872)
- May 25
- May 27 – Sir Thomas Blamey, Australian field marshal (b. 1884)
- May 29
- May 30 – Hermann Broch, Austrian author (b. 1886)
- June 1
- June 4 – Serge Koussevitzky, Soviet conductor (b. 1874)
- June 7
- June 9 – Mayo Methot, American actress (b. 1904)
- June 11 – Takuma Nishimura, Japanese general (executed) (b. 1899)
- June 13 – Ben Chifley, Australian politician, 16th Prime Minister of Australia (b. 1885)
- June 16 – Pyotr Pavlenko, Soviet writer and screenwriter (b. 1899)
- June 21 – Charles Dillon Perrine, American astronomer, discovered two moons of Jupiter (Himalia and Elara) (b. 1867)
- June 25 – Ferdinand Budicki, Croatian pioneer (b. 1871)
- June 27 – David Warfield, American stage actor (b. 1866)
- June 28 – Maria Pia Mastena, Italian Roman Catholic religious sister and blessed (b. 1881)
- June 29 – Juan Rivero Torres, Bolivian engineer and statesman (b. 1897)
- July 1 – Tadeusz Borowski, Polish writer and journalist (b. 1922)
- July 2 – Ferdinand Sauerbruch, German surgeon (b. 1875)
- July 9 – Harry Heilmann, American baseball player (Detroit Tigers) and a member of the MLB Hall of Fame (b. 1894)
- July 13 – Arnold Schoenberg, Austrian composer (b. 1874)
- July 15 – Florentino Collantes, Filipino poet (b. 1896)
- July 17
- July 18
- July 20
- July 23
- July 25 – Henrik Ramsay, Finnish politician and economist (b. 1886)
- July 26
- July 31 – Cho Ki-chon, Korean poet (b. 1913)
- August 3 – Bee Ho Gray, American Wild West star, silent film actor and vaudeville performer (b. 1885)
- August 6 – Anthony Brancato, American criminal (b. 1914)
- August 14 – William Randolph Hearst, American newspaper publisher (b. 1863)
- August 15 – Artur Schnabel, Austrian-born Jewish classical pianist (b. 1882)
- August 16 – Louis Jouvet, French actor and director (b. 1887)
- August 19 – Władysław Wróblewski, Polish politician, scientist, diplomat and lawyer, provisional Prime Minister of Poland (b. 1875)
- August 21 – Constant Lambert, British composer (b. 1905)
- August 23 – María Cadilla, Puerto Rican writer, educator and activist (b. 1884)
- August 24
- August 26 – Bill Barilko, Canadian hockey player (b. 1927)
- August 28 – Robert Walker, American actor (b. 1918)
- August 31 – Paul Demel, Czech actor (b. 1903)
- September 1
- September 2 – Antoine Bibesco, Romanian aristocrat, lawyer, diplomat and writer (b. 1878)
- September 3
- September 5 – Mário Eloy, Portuguese painter (b. 1900)
- September 7
- September 9
- September 10 – Giuseppe Mulè, Italian composer and conductor (b. 1885)
- September 15 –
- September 17
- September 18
- September 26 – Ioan Dimăncescu, Romania army officer (b. 1898)
- September 27 – Augusto de Vasconcelos, Portuguese surgeon, politician and diplomat, 57th Prime Minister of Portugal (b. 1867)
- September 29 – Thomas Cahill, American soccer coach (b. 1864)
- October 4 – Henrietta Lacks, American originator of the HeLa cell line (b. 1920)
- October 6 – Otto Fritz Meyerhof, German-born physician and biochemist (b. 1884)
- October 12 – Leon Errol, Australian-born actor and comedian (b. 1881)
- October 14 – Herman Charles Bosman, South African writer and journalist (b. 1905)
- October 16 – Liaquat Ali Khan, 1st Prime Minister of Pakistan (assassinated) (b. 1895)
- October 17 – József Farkas, Hungarian nobleman, jurist and politician (b. 1857)
- October 23 – Fernando Poe Sr., Filipino actor (b. 1916)
- October 24
- October 26
- October 28 – Mady Christians, Austrian actress (b. 1892)
- October 30 – Gustav Smedal, Norwegian jurist (b. 1888)
- November 3
- November 4 – Khelifa Belkacem, Algerian chaabi singer (b. 1907)
- November 5
- November 9
- November 13 – Nikolai Medtner, Soviet pianist and composer (b. 1880)
- November 14 – Ludovico Chigi Albani della Rovere (b. 1866)
- November 15 – Robert Elliott, American actor (b. 1879)
- November 20
- November 23 – Enrichetta Alfieri, Italian Roman Catholic religious professed and blessed (b. 1891)
- November 25
- November 27 – Timrava, Slovak novelist (b. 1867)
- November 29 – Pramathesh Barua, Indian actor, director and screenwriter (b. 1903)
- December 1 – Felix Petyrek, Austrian composer (b. 1892)
- December 4 – Pedro Salinas, Spanish poet,
- December 5 – Shoeless Joe Jackson, American baseball player (Chicago White Sox) (b. 1889)
- December 6
- December 10 – Algernon Blackwood, British writer (b. 1869)
- December 11
- December 12 – Bill Patton, American actor (b. 1894)
- December 15 – Eric Drummond, 7th Earl of Perth, British diplomat, 1st Secretary-General of the League of Nations (b. 1876)
- December 19 – Barton Yarborough, American actor (b. 1900)
- December 20 – Anton Durcovici, Austro-Humgarian born Romanian Roman Catholic bishop and blessed (b. 1888)
- December 23 – Enrique Santos Discépolo, Argentine tango and milonga musician and composer (b. 1901)
- December 24 – Raffaele Rossetti, Italian engineer and military naval officer (b. 1881)
- December 31 – Maxim Litvinov, Russian revolutionary and Soviet diplomat (b. 1876)
|Wikimedia Commons has media related to 1951.|
- "Groundnuts Plan Modified". The Times (51895). London. January 10, 1951. p. 6.
- "This Day in Tech History Wired, February 4, 2010". Wired.com. February 4, 1951. Retrieved April 15, 2013.
- "50th anniversary of the UNIVAC I". CNN. June 14, 2001. Retrieved April 20, 2010.
- "1951: Churchill wins general election". BBC News. October 26, 1951. Archived from the original on October 29, 2010. Retrieved October 3, 2010.
- "BBC ON THIS DAY - 2". news.bbc.co.uk.
- "Columbia Founds War-Peace Study" (PDF). The New York Times. December 10, 1951.
- "Key Dates for the Marshall Plan". For European Recovery: The Fiftieth Anniversary of the Marshall Plan. Washington, D.C.: The Library of Congress. July 11, 2005. Archived from the original on October 13, 2009. Retrieved October 29, 2009.
- "Year by Year 1951". History Channel International.
- Ed Yong, Special to CNN (March 25, 2014). "Scientists race to eliminate malaria as 'wonder drug' loses its powers". CNN.
- "7 Devastating Infectious Diseases". LiveScience.com.