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1915 (MCMXV) was a common year starting on Friday of the Gregorian calendar and a common year starting on Thursday (dominical letter D) of the Julian calendar, the 1915th year of the Common Era (CE) and Anno Domini (AD) designations, the 915th year of the 2nd millennium, the 15th year of the 20th century, and the 6th year of the 1910s decade. As of the start of 1915, the Gregorian calendar was 13 days ahead of the Julian calendar, which remained in localized use until 1923.
- 1 Events
- 2 Births
- 3 Deaths
- 4 Nobel Prizes
- 5 Notes
- 6 External links
Below, the events of World War I have the "WWI" prefix.
- January 1
- WWI: The Royal Navy battleship HMS Formidable is sunk off Lyme Regis, Dorset, England, by an Imperial German Navy U-boat with the loss of 547 crew.
- The Battle of Broken Hill, a train ambush near Broken Hill, New South Wales, in Australia, is carried out by two men (claiming to be in support of the Ottoman Empire) who are killed together with 4 civilians.
- Harry Houdini performs a straitjacket escape performance.
- January 5 – Joseph E. Carberry sets an altitude record of 11,690 feet (3,560 m), carrying Capt. Benjamin Delahauf Foulois as a passenger in a fixed-wing aircraft.
- January 12
- January 13 – The 6.7 Mw Avezzano earthquake shakes the Province of L'Aquila in Italy with a maximum Mercalli intensity of XI (Extreme). Various agencies estimate the number of people killed to be 29,978–32,610.
- January 18 – Twenty-One Demands from Japan to China are made.
- January 19
- January 21 – Kiwanis is founded in Detroit, as The Supreme Lodge Benevolent Order Brothers.
- January 24 – WW I: Battle of Dogger Bank: British Grand Fleet defeats the German High Seas Fleet, sinking the armoured cruiser SMS Blücher.
- January 25
- First United States coast-to-coast long-distance telephone call, facilitated by a newly invented vacuum tube amplifier, ceremonially inaugurated by Alexander Graham Bell in New York City and his former assistant Thomas A. Watson, in San Francisco, California.
- Emory College is rechartered as Emory University, and plans to move its main campus from Oxford, Georgia to Atlanta.
- January 26 – The Rocky Mountain National Park is established by an act of the United States Congress.
- January 26 – WWI: Ottoman Army begins the Raid on the Suez Canal.
- January 27 – WWI: Military casualties begin arriving at the Hôpital Temporaire d'Arc-en-Barrois, established earlier in the month.
- January 28 – An act of the United States Congress designates the United States Coast Guard, began in 1790, as a military branch.
- January 31 – WWI: Germany's first large-scale use of poison gas as a weapon occurs when 18,000 artillery shells containing liquid xylyl bromide tear gas are fired on the Imperial Russian Army on the Rawka River west of Warsaw during the Battle of Bolimów; however, freezing temperatures prevent it being effective.
- February – While working as a cook at New York's Sloane Hospital for Women under an assumed name, "Typhoid Mary" (an asymptomatic carrier of typhoid fever) infects 25 people, and is placed in quarantine for life on March 27.
- February 4 – The Maritz Rebellion of disaffected Boere against the government of the Union of South Africa ends with the surrender of remaining rebels.
- February 8 – The controversial film, The Birth of a Nation, directed by D. W. Griffith, premieres in Los Angeles. It will be the highest-grossing film for around 25 years.
- February 18 – WWI: Germany regards waters around the British Isles to be a war zone from this date, as part of its U-boat campaign.
- February 20 – In San Francisco the Panama–Pacific International Exposition is opened.
- March – The 1915 Palestine locust infestation breaks out in Palestine; it continues until October.
- March 3 – The National Advisory Committee for Aeronautics, the predecessor of NASA, is founded in the United States.
- March 10–13 – WWI: Battle of Neuve Chapelle, the first deliberately planned British offensive of the War: British Indian troops overrun German positions in France, but are unable to sustain the advance.
- March 11 – WWI: British armed merchantman HMS Bayano (1913) is sunk in the North Channel off the coast of Scotland by Imperial German Navy U-boat SM U-27. Around 200 crew are lost, a number of bodies being washed up on the Isle of Man, with only 26 saved.
- March 14 – WWI:
- Battle of Más a Tierra: Off the coast of Chile, the British Royal Navy forces the Imperial German Navy light cruiser SMS Dresden (last survivor of the German East Asia Squadron) to scuttle.
- Constantinople Agreement: Britain, France and the Russian Empire agree to give Constantinople and the Bosphorus to Russia in case of victory (the treaty is later nullified by the Bolshevik Revolution).
- March 18
- March 19 – Pluto is photographed for the first time but is not classified as a planet.
- March 25 – The U.S. submarine F-4 sinks off Hawaii; 21 are killed.
- March 26 – The Vancouver Millionaires win the Stanley Cup in ice hockey over the Ottawa Senators three games to zero.
- March 28 – The first Roman Catholic liturgy is celebrated by Archbishop John Ireland at the newly consecrated Cathedral of Saint Paul in Saint Paul, Minnesota.
- April 5 – Boxer Jess Willard, the latest "Great White Hope", defeats Jack Johnson with a 26th-round knockout in sweltering heat at Havana, Cuba. Willard becomes very popular among white Americans for "bringing back the championship to the white race".
- April 11 – Charlie Chaplin's film The Tramp released.
- April 22 – WWI: Start of Second Battle of Ypres. First large scale use of poison gas on the Western Front by the Germans.
- April 24 – Beginning of the Armenian Genocide with the deportation of Armenian notables from Istanbul.
- April 25 – WWI: Start of the Gallipoli Campaign (lasting until January 1916): Landing at Anzac Cove by Australian and New Zealand Army Corps and landing at Cape Helles by British and French troops to begin the Allied invasion of the Gallipoli peninsula in the Ottoman Empire.
- April 26 – Treaty of London: Italy secretly agrees to leave the Triple Alliance with Germany and Austria-Hungary and join with the Triple Entente.
- May 1 – WWI: General Louis Botha, Prime Minister of South Africa, leads the army in the occupation of German South West Africa.
- May 3 – Canadian soldier John McCrae writes the poem "In Flanders Fields".
- May 5 – WWI: Forces of the Ottoman Empire begin shelling ANZAC Cove from a new position behind their lines.
- May 6 – Baseball player Babe Ruth hits his first career home run (off Jack Warhop), for the Boston Red Sox.
- May 7 – WWI: Sinking of the RMS Lusitania: British ocean liner RMS Lusitania is sunk by Imperial German Navy U-boat U-20 off the south-west coast of Ireland, killing 1,198 civilians en route from New York City to Liverpool.
- May 9 – WWI: Second Battle of Artois: German and French forces fight to a standstill; German forces defeat the British at the Battle of Aubers Ridge.
- May 17 – The last purely Liberal government in the United Kingdom ends when the prime minister H. H. Asquith forms an all-party coalition government, the Fourth Asquith ministry, with effect from May 25.
- May 19 – WWI: Third attack on Anzac Cove by Ottoman forces is repelled by the Australian and New Zealand Army Corps.
- May 22
- Quintinshill rail disaster in Scotland: collision and fire kill 226, mostly troops, the largest number of fatalities in a rail accident in the United Kingdom.
- Lassen Peak, one of the Cascade Volcanoes in California, erupts, sending an ash plume 30,000 feet in the air and devastating the nearby area with pyroclastic flows and lahars. It is the only volcano to erupt in the contiguous United States this century until the 1980 eruption of Mount St. Helens.
- May 24 – WWI: Italy joins the Allies after they declare war on Austria-Hungary.
- May 25 – China agrees to the Twenty-One Demands of the Japanese.
- May 29 – Teófilo Braga becomes president of Portugal.
- June 3 – Mexican Revolution: Troops of Obregón and Villa clash at León: Obregón loses his right arm in grenade attack but Villa is decisively defeated.
- June 5 – Women's suffrage is introduced in Denmark and Iceland.
- June 9 – U.S. Secretary of State William Jennings Bryan resigns over a disagreement regarding his nation's handling of the RMS Lusitania sinking.
- June 16 – The British Women's Institute is founded.
- June 19 – Iceland gets their own flag, the same day that women over the age of 40 get the right to vote
- July – WWI: South West Africa Campaign – The Union of South Africa occupies German South West Africa with assistance from Canada, the United Kingdom, the Portuguese Republic and Portuguese Angola. South Africa will occupy South West Africa until March 1990.
- July 1 – WWI: In aerial warfare, German fighter pilot Kurt Wintgens becomes the first person to shoot down another plane in using a machine gun equipped with synchronization gear.
- July 7
- An extremely overloaded International Railway (New York–Ontario) trolleycar with 157 passengers crashes near Queenston, Ontario, resulting in 15 casualties.
- Sinhalese militia captain Henry Pedris is executed in British Ceylon for inciting race riots, a charge later proved false; he becomes a hero of the Sri Lankan independence movement.
- July 9 – WWI: Theodore Seitz, governor of German South West Africa, surrenders to General Louis Botha between Otavi and Tsumeb.
- July 11 – WWI: Battle of Rufiji Delta – German cruiser SMS Königsberg (1905) is forced to scuttle in the Rufiji River.
- July 14 – The McMahon–Hussein Correspondence between Hussein bin Ali, Sharif of Mecca and the British oficial Henry McMahon concerning the Arab revolt against the Ottoman Empire begins.
- July 22 – WWI: "The Great Retreat" is ordered on Eastern front – Russian forces pull back out of Poland (then part of Russia), taking machinery and equipment with them.
- July 24 – The steamer Eastland capsizes in central Chicago, with the loss of 844 lives.
- July 28 – The American occupation of Haiti (1915–34) begins.
- August 5–23 – Hurricane Two of the 1915 Atlantic hurricane season over Galveston and New Orleans leaves 275 dead.
- August 6 – WWI: Battle of Sari Bair: The Allies mount a diversionary attack timed to coincide with a major Allied landing of reinforcements at Suvla Bay.
- August 16 – WWI: The Entente promises the Kingdom of Serbia, should victory be achieved over Austria-Hungary and its allied Central Powers, the territories of Baranja, Srem and Slavonia from the Cisleithanian part of the Dual Monarchy; Bosnia and Herzegovina; and eastern Dalmatia (from the river of Krka to Bar).
- August 17 – Jewish American Leo Frank is lynched for the alleged murder of a 13-year-old girl in Atlanta.
- August 31 – Jimmy Lavender of the Chicago Cubs pitches a no-hitter against the New York Giants.
- September 5 – The beginning of the Zimmerwald Conference in Switzerland.
- September 6 – The prototype military tank is first tested by the British Army.
- September 7 – Former cartoonist John B. Gruelle is given a patent for his Raggedy Ann doll.
- September 8 – WWI: A Zeppelin raid destroys No.61 Farringdon Road, London. It Is rebuilt in 1917 and called The Zeppelin Building.
- September 11 – The Pennsylvania Railroad begins electrified commuter rail service between Paoli and Philadelphia, using overhead AC trolley wires for power. This type of system is later used in long-distance passenger trains between New York City, Washington, D.C., and Harrisburg, Pennsylvania.
- September 25–October 14 – WWI: Battle of Loos: British forces take the French town of Loos but with substantial casualties and are unable to press their advantage. This is the first time the British use poison gas in World War I and also their first large-scale use of 'New' or Kitchener's Army units.
- September 30 – WWI: Serbian Army private Radoje Ljutovac became the first soldier in history to shoot down an enemy aircraft with ground-to-air fire.
- October 12 – WWI: British nurse Edith Cavell is executed by a German firing squad for helping Allied soldiers escape from Belgium.
- October 15 – WWI: Serbian Campaign: Austria-Hungary invades the Kingdom of Serbia. Bulgaria enters the war, also invading Serbia. The Serbian First Army retreats towards Greece.
- October 16 – WWI: France declares war on Bulgaria.
- October 19
- October 21 United Daughters of the Confederacy holds its first annual meeting outside the South, in San Francisco. Historian General of the UDC, Mildred Rutherford address the gathering on the "Historical Sins of Omission & Commission" of Yankee historians.
- October 23 – WWI: Torpedoing of the armored cruiser SMS Prinz Adalbert (1901) results in only three men being rescued from a crew of 675, the greatest single loss of life for the Imperial German Navy in the Baltic Sea during the War.
- October 25 – Lyda Conley, the first American Indian woman to appear before the Supreme Court of the United States as a lawyer, is admitted to practice there.
- October 27 – William Morris "Billy" Hughes becomes the 7th Prime Minister of Australia.
- October 28 – St. Johns School fire: Fire at St. John's School in Peabody, Massachusetts, claims the lives of 21 girls between the ages of 7 and 17.
- October – Franz Kafka's novella The Metamorphosis (Die Verwandlung) is first published in Germany.
- November 18 – Release of the U.S. silent film Inspiration, the first mainstream movie in which a leading actress (Audrey Munson) appears nude.
- November 23 – The Triangle Film Corporation opens its new motion picture theater in Massillon, Ohio.
- November 24 – William J. Simmons revives the Civil War era Ku Klux Klan at Stone Mountain, Georgia.
- November 25 – Einstein's theory of general relativity is formulated.
- December 10 – The 1 millionth Ford car rolls off the assembly line at the River Rouge Plant in Detroit.
- December 12 – President of the Republic of China Yuan Shikai declares himself Emperor.
- December 18 – United States President Woodrow Wilson marries Mrs Edith B. Galt in Washington, D.C.
- December 23 – HMHS Britannic, which will be the largest British ship lost in WWI (though with only 30 fatalities), departs Liverpool on her maiden voyage as a hospital ship.
- December 26 – The Irish Republican Brotherhood Military Council decides to stage an Easter Rising in 1916.
- In exchange for assistance against the Ottoman Empire, the British offer Hussein bin Ali, Sharif of Mecca, their recognition of an independent Arab kingdom, although clear terms are never agreed.
- Alfred Wegener publishes his theory of Pangaea.
- The first stop sign appears in Detroit.
- Ancient Mystical Order Rosae Crucis is founded.
- January 2 – John Hope Franklin, American historian (d. 2009)
- January 3
- January 4 – Meg Mundy, English-born American actress (d. 2016)
- January 5 – Arthur H. Robinson, American geographer and cartographer (d. 2004)
- January 6 – Don Edwards, American politician (d. 2015)
- January 7 – Helen Mussallem, Canadian nursing administrator (d. 2012)
- January 9 – Anita Louise, American actress (d. 1970)
- January 11 – Robert Blair Mayne, British soldier and co-founder of the Special Air Service (d. 1955)
- January 14 – Mark Goodson, American television game show producer (d. 1992)
- January 15 – Leo Mol, Ukrainian Canadian artist and sculptor (d. 2009)
- January 16
- January 17 – Sammy Angott, American boxer (d. 1980)
- January 18 – Santiago Carrillo, Spanish politician (d. 2012)
- January 20 – Ghulam Ishaq Khan, Pakistani civil servant and 7th President of Pakistan (d. 2006)
- January 23
- January 24 – Robert Motherwell, American painter (d. 1991)
- January 25 – Ewan MacColl, English folk singer, songwriter, and poet (d. 1989)
- January 28 – Nien Cheng, Chinese-born American writer (d. 2009)
- January 29
- January 30
- January 31
- February 1
- February 2
- February 4
- February 5 – Robert Hofstadter, American physicist, Nobel Prize laureate (d. 1990)
- February 6 – Danuta Szaflarska, Polish screen and stage actress (d. 2017)
- February 7
- February 10 – Karl Winsch, American professional baseball player and manager (d. 2001)
- February 11 – Patrick Leigh Fermor, British author and soldier (d. 2011)
- February 12
- February 13 – Aung San, Burmese national leader (d. 1947)
- February 16
- February 19
- February 20 – Danuta Szaflarska Polish screen and stage actress (d. 2017)
- February 21
- February 23
- February 27 – Dick Crockett, American actor and stunt performer (d. 1979)
- February 28
- March 4
- March 6 – Syedna Mohammed Burhanuddin, Leader of the Dawoodi Bohra Community (d. 2014)
- March 7 – Jacques Chaban-Delmas, French politician and Prime Minister of France (d. 2000)
- March 9 – John Edgar "Johnnie" Johnson, English pilot (d. 2001)
- March 10 – Harry Bertoia, Italian artist and designer (d. 1978)
- March 11 – Vijay Hazare, Indian cricketer (d. 2004)
- March 14 – Alexander Brott, Canadian conductor and composer (d. 2005)
- March 17
- March 19 – Patricia Morison, American actress
- March 20
- March 23 – Vasily Zaytsev, Soviet sniper (d. 1991)
- March 27 – Robert Lockwood Jr., American musician (d. 2006)
- March 30
- March 31 – Albert Hourani, English historian (d. 1993)
- April 1 – O. W. Fischer, Austrian actor (d. 2004)
- April 3
- Axel Axgil, Danish LGBT rights activist (d. 2011)
- İhsan Doğramacı, Turkish physician and academic (d. 2010)
- Piet de Jong, Dutch politician and naval officer, Minister of Defence (1963–1967), Prime Minister of the Netherlands (1967–1971) (d. 2016)
- Paul Touvier, French collaborator with the Nazis in Occupied France during World War II, first Frenchman convicted of crimes against humanity (d. 1996)
- April 7
- April 8 – Ivan Supek, Croatian physicist, author, and human rights activist (d. 2007)
- April 10
- April 12 – Július Tomin, Czech writer known for promoting Interlingua (d. 2003)
- April 15 – Elizabeth Catlett, American-born artist (d. 2012)
- April 19 – Vonda Phelps, American actress (d. 2004)
- April 21 – Anthony Quinn, Mexican actor (d. 2001)
- April 29 – Donald Mills, lead tenor of the Mills Brothers (d. 1999)
- April 30 – Elio Toaff, Italian rabbi (d. 2015)
- May 1 – Archie Williams, American athlete (d. 1993)
- May 2
- May 3 – Stu Hart, Canadian wrestling trainer (d. 2003)
- May 5
- May 6
- May 8 – Milton Meltzer, American author (d. 2009)
- May 10
- May 12 – Brother Roger, Swiss founder of the Taizé Community (d. 2005)
- May 15
- May 16 – Mario Monicelli, Italian film director (d. 2010)
- May 19 – Renée Asherson, British actress (d. 2014)
- May 20 – Moshe Dayan, Israeli military leader and politician (d. 1981)
- May 26 – Sam Edwards, American actor (d. 2004)
- May 27
- May 29 – Karl Münchinger, German conductor (d. 1990)
- June 1 – John Randolph, American actor (d. 2004)
- June 2 – Tapio Wirkkala, Finnish designer (d. 1985)
- June 3 – Milton Cato, Prime Minister of Saint Vincent and the Grenadines (d. 1997)
- June 4 – Modibo Keïta, former President of Mali (d. 1977)
- June 9 – Les Paul, American inventor and musician (d. 2009)
- June 10
- June 11 – Buddy Baer, American boxer and actor (d. 1986)
- June 12 – David Rockefeller, American banker and philanthropist (d. 2017)
- June 15
- June 16 – Mariano Rumor, Italian politician and Prime Minister of Italy from 1968 to 1970 and again from 1973 to 1974 (d. 1990)
- June 17
- June 19 – Pat Buttram, American actor (d. 1994)
- June 21
- June 22
- June 23 – Frances Gabe, American artist and inventor (d. 2016)
- June 24
- June 25 – Luz Magsaysay, 7th First Lady of the Philippines (d. 2004)
- June 26
- June 27
- June 28
- June 29 – John Charles Cutler, American surgeon (d. 2003)
- June 30
- July 1
- A. F. M. Ahsanuddin Chowdhury, 9th President of Bangladesh (d. 2001)
- Boots Poffenberger, American Major League Baseball pitcher (d. 1999)
- Philip Lever, 3rd Viscount Leverhulme, British peer (d. 2000)
- Oscar Valicelli, Argentine actor (d. 1999)
- Rudolf Pernický, Czechoslovak soldier and paratrooper (d. 2005)
- July 2
- July 3
- July 4 – Timmie Rogers, American actor and singer-songwriter (d. 2006)
- July 5
- July 6
- July 7
- July 8
- July 9 – Joan Tompkins, American actress (d. 2005)
- July 10 – Kevin Barrett, Australian rules footballer
- July 11
- July 12
- July 13
- July 14 – Harold Pupkewitz, Namibian entrepreneur (d. 2012)
- July 15
- Kashmir Singh Katoch, Indian military advisor
- Alicia Zubasnabar de De la Cuadra, Argentine human rights activist (d. 2008)
- William O. Baker, former president of Bell Labs (d. 2005)
- David Tree, English actor (d. 2009)
- Edith Pfau, American painter, sculptor and art educator (d. 2001)
- Albert Ghiorso, American nuclear scientist (d. 2010)
- A. A. Englander, British television cinematographer (d. 2004)
- July 16 – Elaine Barrie, American actress (d. 2003)
- July 17 – Fred Ball, American movie studio executive, actor, and the brother of comedian Lucille Ball (d. 2007)
- July 18
- July 19
- July 20 – Gene Hasson, American Major League Baseball infielder (d. 2003)
- July 22 – Shaista Suhrawardy Ikramullah, Pakistani female politician, diplomat and author (d. 2000)
- July 24 – Enrique Fernando, Chief Justice of the Philippine Supreme Court (d. 2004)
- July 25
- July 26 – K. Pattabhi Jois, Indian yogi (d. 2009)
- July 28
- August 2
- August 3
- August 4 – William Keene, American actor (d. 1992)
- August 9 – George W. BonDurant, American preacher (d. 2017)
- August 12 – Michael Kidd, American choreographer (d. 2007)
- August 14
- August 19 – Ring Lardner Jr., American film screenwriter (d. 2000)
- August 21 – Arnold Goodman, Baron Goodman, British lawyer and political adviser (d. 1995)
- August 22 – Hugh Paddick, British actor (d. 2000)
- August 24 – Wynonie Harris, American blues and rhythm and blues singer (d. 1969)
- August 25 – Walter Trampler, American violist (d. 1997)
- August 27 – Norman F. Ramsey, American physicist, Nobel Prize laureate (d. 2011)
- August 28
- August 29
- August 30
- September 2 – Meinhardt Raabe, American actor (d. 2010)
- September 3 – Knut Nystedt, Norwegian composer (d. 2014)
- September 6 – Franz Josef Strauss, German politician (d 1988)
- September 8
- September 9 – Richard Webb, American actor (d. 1993)
- September 10
- September 11 – Raúl Alberto Lastiri, 39th President of Argentina (d. 1978)
- September 14
- September 15
- September 16 – Eddie Filgate, Irish politician (d. 2017)
- September 17
- September 21 – Gertrude Poe, American journalist (d. 2017)
- September 23
- September 27 – Ira Colitz, American politician (d. 1998)
- September 28 – Kay Mander, British film director and shooting continuity specialist (d. 2013)
- September 29
- September 30 – Lester Maddox, Governor of Georgia (d. 2003)
- October 1 – Talat Tunçalp, Turkish olympian cyclist (d. 2017)
- October 11 – T. Llew Jones, Welsh author and poet (d. 2009)
- October 12
- October 13 – Terry Frost, English artist (d. 2003)
- October 14 – Loris Francesco Capovilla, Italian Roman Catholic prelate (d. 2016)
- October 17 – Arthur Miller, American playwright (d. 2005)
- October 18 – Thomas Round, English opera singer and actor (d. 2016)
- October 21 – Aleksandr Ezhevsky, Soviet engineer and statesman (d. 2017)
- October 22 – Yitzhak Shamir, Israeli politician (d. 2012)
- October 23 – Shin Hyun-joon, South Korean general (d. 2007)
- October 24 – Bob Kane, American comic book artist/writer, creator of Batman (d. 1998)
- October 27 – Harry Saltzman, Canadian theatre and film producer (d. 1994)
- October 28 – Dody Goodman, American actress and dancer (d. 2008)
- October 29 – William Berenberg, American physician (d. 2005)
- October 30 – Jane Randolph, American actress (d. 2009)
- November 1 – Marion Eugene Carl, U.S. Marine Corps World War II fighter ace and test pilot (d. 1998)
- November 4 – Wee Kim Wee, 4th President of Singapore (d. 2005)
- November 7 – Philip Morrison, American physicist, astrophysicist and professor (d. 2005)
- November 9
- November 11
- November 12 – Roland Barthes, French philosopher and literary critic (d. 1980)
- November 16 – Jean Fritz, American children's writer (d. 2017)
- November 17 – Albert Malbois, French prelate (d. 2017)
- November 19 – Earl Wilbur Sutherland Jr., American physiologist, Nobel Prize laureate (d. 1974)
- November 20 – Bill Daniel, American politician (d. 2006)
- November 23 – John Dehner, American actor (d. 1992)
- November 25
- November 28 – Evald Okas, Estonian painter (d. 2011)
- November 29 – Eugene Polley, American engineer (d. 2012)
- November 30
- December 2
- December 4 – Virginia deGravelles, American politician
- December 5 – Ren Xinmin, Chinese aerospace engineer (d. 2017)
- December 6
- December 7 – Eli Wallach, American actor (d. 2014)
- December 8 – Ernest Lehman, American screenwriter (d. 2005)
- December 9 – Elisabeth Schwarzkopf, German-born soprano (d. 2006)
- December 12 – Frank Sinatra, American actor and singer (d. 1998)
- December 13
- December 14 – Dan Dailey, American actor and dancer (d. 1978)
- December 15
- December 17 – Robert A. Dahl, American political scientist (d. 2014)
- December 18 – Bill Zuckert, American actor (d. 1997)
- December 19 – Édith Piaf, French singer (d. 1963)
- December 21 – Werner von Trapp, member of the Trapp Family Singers (d. 2007)
- December 22 – Barbara Billingsley, American actress (d. 2010)
- December 27 – Gyula Zsengellér, Hungarian footballer (d. 1999)
- December 31 – Davuldena Gnanissara Thero, Sri Lankan Buddhist monk (d. 2017)
- January 13 – Mary Slessor, Scottish Christian missionary (b. 1848)
- January 14 – Richard Meux Benson, English founder of an Anglican religious order (b. 1824)
- January 23 – Anne Whitney, American sculptor and poet (b. 1821)
- February 3 – Bosnian Serb conspirators (executed for their part in the assassination of Archduke Franz Ferdinand of Austria):
- February 5 – Ross Barnes, American baseball player (b. 1850)
- February 18 – Frank James, American outlaw (b. 1843)
- February 22 – John Gough, British general and Victoria Cross recipient (killed in action) (b. 1871)
- March 4 – William Willett, English promoter of daylight saving time (b. 1856)
- March 13 – Sergei Witte, Russian aristocrat and statesman, former Prime Minister (b. 1849)
- March 14 – Lincoln J. Beachey, American pilot (b. 1887)
- March 15 – George Llewelyn Davies, English soldier, inspiration for the "Lost Boys" of Peter Pan (killed in action) (b. 1893)
- March 21 – Frederick Winslow Taylor, American engineer and economist (b. 1856)
- March 31 – Wyndham Halswelle, Scottish runner (killed in action) (b. 1882)
- April 9 – Friedrich Loeffler, German bacteriologist (b. 1852)
- April 16 – Nelson W. Aldrich, U.S. Senator from Rhode Island (b. 1841)
- April 23
- April 26 – John Bunny, American actor (b. 1863)
- April 27
- May 7 – Sinking of the RMS Lusitania:
- Justus Miles Forman, American writer (b. 1875)
- Charles Frohman, American theater producer (b. 1856)
- Elbert Hubbard, American writer and philosopher (b. 1856)
- Alice Moore Hubbard, American wife of Elbert (b. 1861)
- Charles Klein, American playwright (b. 1867)
- Alfred Gwynne Vanderbilt I, American sportsman (b. 1877)
- May 9
- May 24 – John Condon, Irish private soldier in British Army, claimed as youngest British soldier to die in WWI (killed in action) (b. 1896)
- May 26 – Julian Grenfell, English poet (killed in battle) (b. 1888)
- May 31 – Victor Child Villiers, 7th Earl of Jersey, 18th Governor of New South Wales (b. 1845)
- June 5 – Henri Gaudier-Brzeska, French artist and sculptor (killed in battle) (b. 1891)
- June 7 – Charles Reed Bishop, preeminent businessman and philanthropist in Hawaii (b. 1822)
- June 19 – Benjamin F. Isherwood, American admiral and United States Navy Engineer-in-Chief (b. 1822)
- June 25 – Tok Janggut, Malayan rebel leader (killed in battle) (b. 1853)
- July 2 – Porfirio Díaz, 29th President of Mexico (b. 1830)
- July 16 – Ellen G. White, American prophetess, co-founder of Seventh-Day Adventism, most translated American author (b. 1827)
- July 21 – Jean Prévost, Canadian politician (b. 1870)
- July 25 – Virginie Amélie Avegno Gautreau, Parisian socialite and model for the painting Portrait of Madame X (b. 1859)
- August 10 – Henry Moseley, English physicist (killed in action) (b. 1887)
- August 16 – Kálmán Széll, 13th Prime Minister of Hungary (b. 1843)
- August 17 – Leo Frank, Jewish-American factory superintendent who was falsely convicted of the murder of Mary Phagan (b. 1884)
- August 20
- August 26 – John Bunny American silent film comedian (b. 1863)
- August 30 – Antonio Flores Jijón, 13th President of Ecuador (b. 1833)
- August 31 – Adolphe Pégoud, French acrobatic pilot and World War I fighter ace (killed in action) (b. 1889)
- September 1 – August Stramm, German poet and playwright (killed in battle) (b. 1874)
- September 9
- September 11 – William Sprague IV, America politician from Rhode Island (b. 1830)
- September 13 – Andrew L. Harris, American Civil War hero and Governor of Ohio (b. 1835)
- September 21 – Anthony Comstock, Anti-indecency Reformer (b. 1844)
- September 26 – Keir Hardie, British labour leader (b. 1856)
- September 27 – Fergus Bowes-Lyon, brother of Queen Elizabeth The Queen Mother (killed in battle) (b. 1889)
- October 4 – Karl Staaff, 11th Prime Minister of Sweden (b. 1860)
- October 12 – Edith Cavell, nurse and war heroine (shot) (b. 1865)
- October 13 – Charles Sorley, British poet (killed in action) (b. 1895)
- October 15 – Theodor Boveri, German biologist (b. 1862)
- October 23 – W. G. Grace, English cricketer (b. 1848)
- October 26 – August Bungert, German composer and poet (b. 1845)
- October 30 – Charles Tupper, 6th Prime Minister of Canada (b. 1821)
- November 15
- November 21 – Dixie Haygood, American magician (b. 1861)
- November 28 – Mubarak Al-Sabah, Emir of Kuwait (b. 1837)
- December 19 – Alois Alzheimer, German psychiatrist and neuropathologist (b. 1864)
- December 31 – Tommaso Salvini, Italian actor (b. 1829)
- Chemistry – Richard Willstätter
- Literature – Romain Rolland
- Medicine – not awarded
- Peace – not awarded
- Physics – William Henry Bragg and William Lawrence Bragg
- "The Great Escape". Pawn Stars. Season 4. Episode 28. 2011-05-09. History.
- "No Jacket Can Hold Him", Life, accessed May 9, 2011.
- Penguin Pocket On This Day. Penguin Reference Library. 2006. ISBN 0-14-102715-0.
- Heller, Charles E. (September 1984). "Chemical Warfare in World War I: The American Experience, 1917-1918". Leaveanworth Papers, 10. Combat Studies Institute. Retrieved 2012-08-24.
- Johnston, Willie (2015-03-12). "Centenary of HMS Bayano disaster off the Galloway coast". BBC News. Retrieved 2015-03-24.
- “Washington, Oct. 25.” The New York Times, 26 October 1915.
- In Die Weißen Blätter.
- Shlaim, Avi (2008). Lion of Jordan. London: Penguin Books. p. 2. ISBN 978-0-141-01728-0.
Primary sources and year books
- New International Year Book 1915, Comprehensive coverage of world and national affairs, 791pp
- Hazell's Annual for 1916 (1916), worldwide events of 1915; 640pp online; worldwide coverage of 1915 events; emphasis on Great Britain