|Centuries:||19th century – 20th century – 21st century|
|Decades:||1880s 1890s 1900s – 1910s – 1920s 1930s 1940s|
|Years:||1915 1916 1917 – 1918 – 1919 1920 1921|
|Ab urbe condita||2671|
|British Regnal year||7 Geo. 5 – 8 Geo. 5|
|Chinese calendar||丁巳年 (Fire Snake)
4614 or 4554
— to —
戊午年 (Earth Horse)
4615 or 4555
|- Vikram Samvat||1974–1975|
|- Shaka Samvat||1840–1841|
|- Kali Yuga||5019–5020|
|Japanese calendar||Taishō 7
|Julian calendar||Gregorian minus 13 days|
|Minguo calendar||ROC 7
|Thai solar calendar||2461|
|Wikimedia Commons has media related to 1918.|
1918 (MCMXVIII) was a common year starting on Tuesday of the Gregorian calendar (dominical letter F), the 1918th year of the Common Era (CE) and Anno Domini (AD) designations, the 918th year of the 2nd millennium, the 18th year of the 20th century, and the 9th year of the 1910s decade between 1583 and 1929 and with Julian Value: 1918 is 13 calendar days difference, which continued to be used until the complete conversion of the Gregorian calendar was entirely done in 1929.
Below, events of World War I have the "WWI" prefix.
- January 4 – Finland officially recognized by the Russian SFSR.
- January 8 – Woodrow Wilson delivers his Fourteen Points speech.
- January 9 – U.S troops engage Yaqui Indian warriors in the Battle of Bear Valley in Arizona, a minor skirmish and one of the last battles of the American Indian Wars between the United States and American Indians.
- January 12
- January 15 – The keel of HMS Hermes is laid in Britain, the first purpose-designed aircraft carrier to be laid down.
- January 18
- January 19 – Russian Constituent Assembly proclaims Russian Democratic Federative Republic, but is dissolved by Bolshevik government on same day.
- January 25 – The Ukrainian People's Republic declares independence from Bolshevik Russia.
- January 27 – The Finnish Civil War begins.
- January – 1918 flu pandemic: "Spanish 'flu" (influenza) first observed in Haskell County, Kansas.
- February 1 – The Cattaro Mutiny sees Austrian sailors in the Gulf of Cattaro (Kotor), led by two Czech Socialists, mutiny.
- February 5 – The SS Tuscania is torpedoed off the Irish coast; it is the first ship carrying American troops to Europe to be torpedoed and sunk.
- February 6 – Women's suffrage in the United Kingdom: Representation of the People Act gives most women over 30 the vote.
- February 14 – Russia switches from the Julian calendar to the Gregorian calendar; the date skips from February 1 to February 14.
- February 15 – Estonia, Latvia and Lithuania adopt the Gregorian calendar.
- February 16 – The Council of Lithuania adopts the Act of Independence of Lithuania, declaring Lithuania's independence from the Russian Soviet Federative Socialist Republic.
- February 19 – WWI: Capture of Jericho by the Egyptian Expeditionary Force begins the British occupation of the Jordan Valley
- February 21 – The last captive Carolina parakeet (the last breed of parrot native to the eastern United States) dies at the Cincinnati Zoo.
- February 24 – Estonian Declaration of Independence: After seven centuries of foreign rule, Estonia declares its independence from Russia. Armenia, Azerbaijan, and Georgia also declare their independence, but as the Transcaucasian Democratic Federative Republic.
- March 1 – WWI: German submarine U-19 sinks HMS Calgarian off Rathlin Island, Northern Ireland.
- March 3 – WWI: Germany, Austria-Hungary and Bolshevist Russia sign the Treaty of Brest-Litovsk, ending Russia's involvement in the war.
- March 6
- The Finnish Army Corps of Aviation is founded, forerunner of the Finnish Air Force to be established on 4 May 1928. The blue swastika is adopted as its symbol as a tribute to the Swedish explorer and aviator Eric von Rosen, who donated the first plane. Von Rosen had painted the Viking symbol on the plane as his personal lucky insignia.
- The first pilotless drone, the Hewitt-Sperry Automatic Airplane developed by Elmer Sperry and Peter Cooper Hewitt, is test-flown in Long Island, New York, but development is scrapped in 1925 after its guidance system proves unreliable.
- March 7 – WWI: Finland forms an alliance with Germany.
- March 8 – WWI: Battle of Tell 'Asur launched by units of the British Army's Egyptian Expeditionary Force against Ottoman defences from the Mediterranean Sea, across the Judaean Mountains to the edge of the Jordan Valley ends on March 12 with the move of much of the front line north into Ottoman territory.
- March 12 – Moscow becomes the capital of Soviet Russia.
- March 19 – The United States Congress establishes time zones and approves daylight saving time (DST goes into effect on March 31).
- March 21–July 18 – WWI: Spring Offensive by the German Army along the Western Front fails to make a breakthrough despite large losses on each side, including nearly 20,000 British Army dead on the first day, Operation Michael.
- March 21 – WWI: First Transjordan attack on Amman by units of the Egyptian Expeditionary Force begins with the passage of the Jordan River
- March 23
- WWI: The giant German cannon, the 'Paris Gun' (Kaiser Wilhelm Geschütz), begins to shell Paris from 114 km (71 mi) away.
- In London at the Wood Green Empire, Chung Ling Soo (William E. Robinson, U.S.-born magician) dies during his trick where he is supposed to "catch" two separate bullets – but one of them perforates his lung. He dies the following morning in a hospital.
- March 25
- March 26 – Dr. Marie Stopes publishes her influential book Married Love in the U.K.
- March 27 – WWI: First Battle of Amman launched by units of the Egyptian Expeditionary Force during the First Transjordan attack on Amman, ends with their withdrawal on 31 March back to the Jordan Valley.
- March 30 – March Days: Bolshevik and Armenian Revolutionary Federation forces suppress a Muslim revolt in Baku, Azerbaijan, resulting in up to 30,000 deaths.
- April 1 – The Royal Flying Corps and the Royal Naval Air Service are merged to form the Royal Air Force.
- April 5 – Sālote succeeds as Queen of Tonga; she will remain on the throne until her death in 1965.
- April 9 – Bessarabia votes to become part of the Kingdom of Romania.
- April 21 – WWI: Manfred von Richthofen, "The Red Baron", WWI's most successful fighter pilot, dies in combat at Morlancourt Ridge near the Somme River.
- April 23 – WWI: Zeebrugge Raid attempts to seal off the German U-boat base there.
- April 30 – WWI: Second Transjordan attack on Shunet Nimrin and Es Salt launched by units of the Egyptian Expeditionary Force ends on 4 May with their withdrawal back to the Jordan Valley.
- May 1 – German troops enter Don Host Oblast; they take Rostov on May 8.
- May 2 – General Motors acquires the Chevrolet Motor Company of Delaware.
- May 7 – British capture of Kirkuk
- May 11 – The Mountainous Republic of the Northern Caucasus is officially established.
- May 14 – The Three Minute Pause, initiated by the daily firing of the Noon Gun on Signal Hill, is instituted by Cape Town Mayor Sir Harry Hands. It would inspire the introduction of the two minutes silence in November 1919.
- May 15
- May 16 – The Sedition Act of 1918 is approved by the U.S. Congress.
- May 20 – The small town of Codell, Kansas, is hit for the third year in a row on the same date by a tornado.
- May 21 – United States Army Aviation Section separated from Signal Corps and divided into the Division of Military Aeronautics and the Bureau of Aircraft Production.
- May 26 – The Transcaucasian Democratic Federative Republic is abolished. Georgia declares its independence as the Democratic Republic of Georgia.
- May 27 – The Third Battle of the Aisne commences.
- May 28 – Armenia and Azerbaijan declare their independence as the Democratic Republic of Armenia and the Azerbaijan Democratic Republic respectively.
- June 1 – WWI: The Battle of Belleau Wood begins.
- June 8 – V603 Aquilae, the brightest nova observed since Kepler's of 1604, is discovered.
- June 10 – WWI: The Austro-Hungarian dreadnought battleship SMS Szent István is sunk by two Italian MAS motor torpedo boats off the Dalmatian coast.
- June 12
- Grand Duke Michael of Russia is murdered, thereby becoming the first of the Romanovs to be murdered by the Bolsheviks.
- WWI: First airplane bombing raid by an American unit in France.
- June 22 – Suspects in the Chicago Restaurant Poisonings are arrested, and more than 100 waiters are taken into custody, for poisoning restaurant customers with a lethal powder called Mickey Finn.
- June–August – "Spanish 'flu" becomes pandemic. Over 30 million people die in the following 6 months.
- July 3 – The Siberian Expedition is launched to extract the Czechoslovak Legion from the Russian Civil War.
- July 4 – Mehmed VI (1918–1922) succeeds Mehmed V (Resad) (1909–1918) as Ottoman Sultan.
- July 9 – Great Train Wreck of 1918: in Nashville, Tennessee, an inbound local train collides with an outbound express, killing 101.
- July 12 –, The Imperial Japanese Navy battle ship Kawachi blows up at Shunan, western Honshu, Japan, killing at least 621.
- July 13 – The National Czechoslovak Committee is established.
- July 14 – Release in the United States of the film The Glorious Adventure featuring Mammy Lou who becomes one of the oldest people ever to star in a film, at a claimed age of 114.
- July 15 – WWI – Second Battle of the Marne: The battle begins near the River Marne with a German attack.
- July 17
- Shooting of the Romanov family: By order of the Bolshevik Party and carried out by the Cheka, former emperor Nicholas II, his wife Alexandra Feodorovna, their children, Olga, Tatiana, Maria, Anastasia, and Alexei, and retainers are executed at the Ipatiev House in Ekaterinburg, Russia.
- WWI: RMS Carpathia is torpedoed and sunk off the east coast of Ireland by Imperial German Navy submarine U-55; 218 of the 223 on board are rescued.
- August 2 – North Russia Intervention: British anti-Bolshevik forces occupy Arkhangelsk.
- August 8 – WWI – Battle of Amiens: Canadian and Australian troops begin a string of almost continuous victories, the 'Hundred Days Offensive', with an 8-mile push through the German front lines, takiing 12,000 prisoners. German General Erich Ludendorff later calls this the "black day of the German Army."
- August 10 – Russian Revolution: The British commander in Archangel is told to help the White Russians.
- August 21 – WWI: The Second Battle of the Somme begins.
- August 27 – Battle of Ambos Nogales: U.S. Army forces skirmish against Mexican Carrancistas and their German advisors at Nogales, Arizona, in the only battle of WWI fought on United States soil.
- August 30
- September – British armies and their Arab allies roll into Syria.
- September 5 – The Kazan Operation begins. The event continues for 5 days and solidifies the Red Army's power in Russia over the White Army.
- September 11 – The Boston Red Sox defeat the Chicago Cubs for the 1918 World Series championship in North American baseball, their last World Series win until 2004.
- September 14 – Start of the Balkan front offensive by the Serbian army.
- September 19 – WWI:
- The British Army's Egyptian Expeditionary Force launches the Battle of Megiddo, incorporating the Battle of Sharon, and the Battle of Nablus, an attack in the Judaean Mountains. This day are fought the Battle of Tulkarm, and the Battle of Arara, which breaks the Ottoman front line stretching from the Mediterranean coast to the Judaean Mountains; while the Battle of Tabsor extends into September 20.
- Third Transjordan attack in the Jordan Valley begins.
- September 20 – WWI: The British Army's Desert Mounted Corps launches the
- September 25 – WWI:
- Battle of Megiddo ends with the Battle of Haifa, Battle of Samakh and Capture of Tiberias.
- Third Transjordan attack ends with ANZAC Mounted Division victory at the Second Battle of Amman with the subsequent capture at Ziza of the Ottoman II Corps. The division capturing more than 10,000 Ottoman and German prisoners.
- September 26 – WWI: The Capture of Damascus begins with the Charge at Irbid by the 4th Cavalry Division.
- September 27 – WWI: Battle of Jisr Benat Yakub launched by the Australian Mounted Division continues the advance towards Damascus.
- September 29 – WWI:
- September 30 – WWI:
- October 1 – WWI: Desert Mounted Corps Capture of Damascus
- October 2 – WWI: Charge at Khan Ayash north of Damascus by 3rd Light Horse Brigade
- October 3
- October 4 – Wilhelm II of Germany forms a new more liberal government to sue for peace.
- October 4 - The T. A. Gillespie Company Shell Loading Plant explosion in New Jersey kills 100+ and destroys enough ammunition to supply the Western Front for 6 months.
- October 8 – WWI: In the Forest of Argonne in France, U.S. Corporal Alvin C. York almost single-handedly kills 25 German soldiers and captures 132.
- October 9 – Landgrave Prince Frederick Charles of Hesse is elected King of Finland.
- October 11 – Puerto Rico earthquake: The city of Mayagüez and adjacent towns are nearly destroyed by a 7.5 earthquake and a tsunami.
- October 12 – Cloquet Fire: The city of Cloquet, Minnesota, and nearby areas are destroyed in a fire, killing 453.
- October 18 – The Washington Declaration proclaims the independent Czechoslovak Republic.
- October 25
- October 26 – WWI: Units of Desert Mounted Corps Charge at Haritan last conflict with Ottoman forces in WWI.
- October 28
- October 29 – Wilhelmshaven mutiny of the German High Seas Fleet.
- October 30
- The Martin Declaration is published, including Slovakia in the formation of the Czecho-Slovak state.
- The Armistice of Mudros ends conflicts between the Ottoman Empire and the Allies of World War I.
- The Mutawakkilite Kingdom of Yemen is granted independence from the Ottoman Empire by the Armistice of Mudros.
- October 31 – The Hungarian government terminates the personal union with Austria, officially dissolving the Austro-Hungarian Empire.
- November 1
- Polish–Ukrainian War inaugurated by proclamation of the West Ukrainian People's Republic in Galicia with a capital at Lwów.
- Malbone Street Wreck: The worst rapid transit accident in world history occurs under the intersection of Malbone Street and Flatbush Avenue, in Brooklyn, New York City, with at least 93 dead.
- November 3
- November 4 – WWI: Austria-Hungary surrenders to Italy.
- November 6 – A new Polish government is proclaimed in Lublin.
- November 7 – King Ludwig of Bavaria flees his country.
- November 8 – The German army withdraws its support of the Kaiser.
- November 9
- Kaiser Wilhelm II of Germany abdicates and chooses to live in exile in the Netherlands.
- Proclamation of German Republic by Philipp Scheidemann in Berlin on the Reichstag balcony
- Provisional National Council Minister-President Kurt Eisner declares Bavaria to be a republic.
- British battleship HMS Britannia is sunk by a German submarine off Trafalgar with the loss of around fifty lives, the last major naval engagement of WWI.
- November 11
- End of WWI and Armistice with Germany (Compiègne): Germany signs an armistice agreement with the Allies between 5:12 AM and 5:20 AM in Marshal Foch's railroad car in Compiègne Forest in France. It becomes official on the 11th hour of the 11th day of the 11th month.
- Poland regains independence after 123 years of partitions. Józef Piłsudski is appointed Commander-in-Chief.
- Emperor Charles I of Austria gives up his absolute power but does not abdicate.
- November 12 – Austria becomes a republic.
- November 13
- November 14
- November 16 – The Hungarian Democratic Republic is declared, marking Hungary's independence from Austria.
- November 18 – Latvia declares its independence from Russia.
- November 20 – U-boats start to rendezvous off Harwich to begin the surrender of the High Seas Fleet to the British Royal Navy; in the following week the German warships are escorted to internment in Scapa Flow.
- November 21 – Start of 3-day Lwów pogrom: Polish troops, volunteers and freed criminals massacre at least 320 Ukrainian Christians and Jews in Lwów in Galicia.
- November 22
- The Spartacist League founds the German Communist Party.
- The Belgian royal family returns to Brussels after the war, King Albert I having commanded the Allied Army group in the autumn Courtrai offensive which liberated his country.
- Frederick II, Grand Duke of Baden, abdicates; the Grand Duchy of Baden gives way to the Republic of Baden.
- November 23 – British military government of Palestine begins.
- November 26 – The Podgorica Assembly votes for a "union of the people", declaring its union with the Kingdom of Serbia.
- November 28 – Estonian War of Independence: Russian SFSR forces invade Estonia, beginning the war. A Commune of the Working People of Estonia is established in Russian-occupied Narva the next day.
- November 29 – Serbia annexes Montenegro.
- November 30 – Ernest Ansermet conducts the first concert by the Orchestre de la Suisse Romande.
- December 1
- Iceland regains independence, but remains in personal union with the King of Denmark, who also becomes the King of Iceland until 1944.
- New voting laws in Sweden makes votes no longer dependent on taxable assets, each adult having one vote.
- The Union of Alba Iulia is proclaimed: Following the March 27 incorporation of Bessarabia and Bucovina, Transylvania unites with the Kingdom of Romania.
- The Kingdom of Serbs, Croats and Slovenes (which later becomes the Kingdom of Yugoslavia) is proclaimed.
- December 4 – President Woodrow Wilson departs by ship to the Paris Peace Conference, becoming the first United States President to travel to any foreign country while holding office.
- December 5 – The British light cruiser HMS Cassandra strikes a mine and sinks in the Gulf of Finland while aiding Estonia against the Bolsheviks, with eleven sailors killed.
- December 14 – Prince Frederick Charles of Hesse renounces the Finnish throne.
- December 16 – Vincas Mickevičius-Kapsukas declares formation of the Lithuanian Soviet Socialist Republic, a puppet state created by the Russian SFSR to justify the Lithuanian–Soviet War.
- December 17 – Darwin Rebellion in Australia: Disaffected workers march on Government House, Darwin demanding the resignation of the Administrator of the Northern Territory, John A. Gilruth.
- December 20 – Tomáš Garrigue Masaryk returns to the Czechoslovak Republic.
- December 27 – Great Poland Uprising: The Poles in Greater Poland (or Grand Duchy of Poznań) rise up against the Germans.
- December 28 – Sinn Féin have a landslide victory in Irish seats in the United Kingdom general election, following the counting of votes, winning 73 of the 105 seats in Ireland. In accordance with their manifesto, Sinn Féin members will not take their seats in the Palace of Westminster but will form the First Dáil in Dublin. Countess Constance Markievicz, while detained in Holloway Prison (London), becomes the first woman elected to (but does not take her seat in) the British House of Commons.
- December 31 – A British-brokered ceasefire ends the two weeks of fighting in the Georgian–Armenian War.
- The Native American Church is formally founded in Oklahoma.
- The Association Against the Prohibition Amendment is founded to promote repeal of Prohibition in the United States.
- United Business Media is founded in London as United Newspapers Ltd.
- January 1 – Patrick Anthony Porteous, Scottish recipient of the Victoria Cross (d. 2000)
- January 8 – Alma Ziegler, American female professional baseball player (d. 2005)
- January 10 – Arthur Chung, President of Guyana (d. 2008)
- January 15
- January 16
- January 17 – George M. Leader, American politician (d. 2013)
- January 19
- January 20
- January 21
- January 22 – Elmer Lach, Canadian ice hockey player
- January 23 – Gertrude B. Elion, American scientist recipient of the Nobel Prize in Physiology or Medicine (d. 1999)
- January 24 – Oral Roberts, American neo-Pentecostal televangelist (d. 2009)
- January 25 – Ernie Harwell, American baseball sportscaster (d. 2010)
- January 26
- January 27
- January 29 – John Forsythe, American actor (Dynasty) (d. 2010)
- February 1 – Dame Muriel Spark, Scottish author (d. 2006)
- February 2 – Hella Haasse, Dutch writer (d. 2011)
- February 3
- February 4 – Ida Lupino, English actress, screenwriter, director and producer (d. 1995)
- February 6 – Lothar-Günther Buchheim, German author (d. 2007)
- February 7 – Markey Robinson, Irish painter (d. 1999)
- February 8 – Fred Blassie, American professional wrestler and novelty singer (Pencil Neck Geek) (d. 2003)
- February 12 – Julian Schwinger, American physicist, Nobel Prize laureate (d. 1994)
- February 15 – Allan Arbus, American actor (M*A*S*H) (d. 2013)
- February 16 – Patty Andrews, American singer (The Andrews Sisters) (d. 2013)
- February 17 – William Bronk, American poet (d. 1999)
- February 22
- February 25
- February 26
- February 28 – Alfred Burke, British actor (d. 2011)
- March 1
- March 3
- March 4 – Margaret Osborne duPont, former American female tennis player (d. 2012)
- March 5
- March 9
- March 10 – Günther Rall, German ace fighter pilot (d. 2009)
- March 11 – Jack Coe, American evangelist (d. 1956)
- March 12 – Elaine de Kooning, American artist (d. 1989)
- March 15 – William McIntyre, Canadian Puisne Justice (d. 2009)
- March 16 – Frederick Reines, American physicist, Nobel Prize laureate (d. 1998)
- March 18 – Bob Broeg, American sports writer (d. 2005)
- March 20 – Jack Barry, American television game show host and producer (d. 1984)
- March 22 – Cheddi Jagan, President of Guyana (d. 1997)
- March 23 – Émile Derlin Zinsou, President of Benin
- March 25 – Howard Cosell, American attorney, lecturer, and sports journalist (d. 1995)
- March 29
- April 8 – Betty Ford, First Lady of the United States (d. 2011)
- April 9 – Jørn Utzon, Danish architect (d. 2008)
- April 16 – Spike Milligan, Irish comedian (d. 2002)
- April 17 – William Holden, American actor (d. 1981)
- April 18
- April 20
- April 22
- April 26 – Fanny Blankers-Koen, Dutch athlete (d. 2004)
- April 27 – John Rice, American baseball umpire (d. 2011)
- May 1 – Jack Paar, American television show host (The Tonight Show) (d. 2004)
- May 3 – Benjamin C. Thompson, American architect (d. 2002)
- May 4 – Kakuei Tanaka, former Prime Minister of Japan (d. 1993)
- May 9
- May 10
- May 11 – Richard Feynman, American physicist, Nobel Prize laureate (d. 1988)
- May 12 – Julius Rosenberg, American-born Soviet spy (d. 1953)
- May 15
- May 16 – Wilf Mannion, English footballer (d. 2000)
- May 17
- May 18 – Claudia Bryar, American actress (d. 2011)
- May 19 – Abraham Pais, Dutch-born American physicist (d. 2000)
- May 20 – Edward B. Lewis, American geneticist, recipient of the Nobel Prize in Physiology or Medicine (d. 2004)
- May 23 – Frank Mancuso, American major league baseball player and politician (d. 2007)
- May 27 – Yasuhiro Nakasone, Prime Minister of Japan
- May 30 – Károly Doncsecz, Slovenian potter (d. 2002)
- June 2 – Kathryn Tucker Windham, American writer and storyteller (d. 2011)
- June 4 – Johnny Klein, American drummer (d. 1997)
- June 6 – Edwin G. Krebs, American biochemist, recipient of the Nobel Prize in Physiology or Medicine (d. 2009)
- June 8 – Robert Preston, American actor (The Music Man) (d. 1987)
- June 9 – John Hospers, American philosopher (d. 2011)
- June 10 – Patachou, French singer
- June 15 – François Tombalbaye, former President of Chad (d. 1975)
- June 18
- June 21 – Josephine Webb, American engineer
- June 27 – Willy Breinholst, Danish humorist and writer (d. 2009)
- July 4
- July 5 – George Rochberg, American composer (d. 2005)
- July 6 – Sebastian Cabot, British actor (Family Affair) (d. 1977)
- July 9 – Jarl Wahlström, Salvation Army General (d. 1999)
- July 12 – Mary Glen-Haig, British Olympic fencer (d. 2014)
- July 13 – Alberto Ascari, Italian race car driver (d. 1955)
- July 14 – Ingmar Bergman, Swedish film director (d. 2007)
- July 15 – Bertram Brockhouse, Canadian physicist, Nobel Prize laureate (d. 2003)
- July 16
- July 17 – Carlos Manuel Arana Osorio, President of Guatemala (d. 2003)
- July 18 – Nelson Mandela, President of South Africa and recipient of the Nobel Peace Prize (d. 2013)
- July 24 – Ruggiero Ricci, Italian-born violinist (d. 2012)
- July 25 – Jane Frank, American artist (d. 1986)
- July 26 – Marjorie Lord, American actress
- July 27 – Leonard Rose, American cellist (d. 1984)
- July 29 – Edwin O'Connor, American novelist and Pulitzer Prize for Fiction winner (d. 1968)
- July 31
- August 3 – Sidney Gottlieb, American Central Intelligence Agency official (d. 1999)
- August 4 – Noel Willman, Irish actor (d. 1988)
- August 5 – Betty Oliphant, co-founder of National Ballet of Canada (d. 2004)
- August 8 – Brian Stonehouse, English painter and WWII spy (d. 1998)
- August 13 – Frederick Sanger, English biochemist, Nobel Prize laureate (d. 2013)
- August 22
- August 25 – Leonard Bernstein, American composer and conductor (d. 1990)
- August 26 – Hutton Gibson, religion writer and father of actor Mel Gibson
- August 27 – Jelle Zijlstra, Dutch politician, Prime Minister of the Netherlands from 1966 until 1967 (d. 2001)
- August 30 – Ted Williams, American baseball player (d. 2002)
- September 3 – Helen Wagner, American soap opera actress (d. 2010)
- September 4
- September 8 – Derek Barton, British chemist, Nobel Prize laureate (d. 1998)
- September 9 – Oscar Luigi Scalfaro, 9th President of the Italian Republic (d. 2012)
- September 13 – Rosemary Kennedy, sister of President of the United States John F. Kennedy (d. 2005)
- September 15 – Nipsey Russell, American comedian (d. 2005)
- September 17 – Chaim Herzog, 6th President of Israel 1983–93 (d. 1997)
- September 21 – John Gofman, American Manhattan Project scientist and advocate (d. 2007)
- September 22 – Henryk Szeryng, Polish-born violinist (d. 1988)
- September 27 – Martin Ryle, English radio astronomer, recipient of the Nobel Prize in Physics (d. 1984)
- September 28
- October 4 – Kenichi Fukui, Japanese chemist and Nobel Prize laureate (d. 1998)
- October 6 – Goh Keng Swee, former Deputy Prime Minister of Singapore (d. 2010)
- October 8 – Jens Christian Skou, Danish chemist, Nobel Prize laureate
- October 9 – E. Howard Hunt, Watergate break-in coordinator (d. 2007)
- October 17 – Rita Hayworth, American actress (d. 1987)
- October 18
- October 19
- October 23 – Augusta Dabney, American actress (d. 2008)
- October 27
- October 31 – Ian Stevenson, American parapsychologist (d. 2007)
- November 3
- November 4
- November 7
- November 9 – Spiro Agnew, American Vice President (d. 1996)
- November 10 – Ernst Otto Fischer, German chemist, Nobel Prize laureate (d. 2007)
- November 13 – Jack Elam, American actor (d. 2003)
- November 21 – Dorothy Maguire Chapman, American professional baseball player (d. 1981)
- November 29 – Madeleine L'Engle, American author (d. 2007)
- November 30 – Efrem Zimbalist, Jr., American actor (The FBI) (d. 2014)
- December 8 – Gérard Souzay, French baritone (d. 2004)
- December 9 – Jerome Beatty, Jr., author of children's literature (d. 2002)
- December 11 – Aleksandr Solzhenitsyn, Russian writer, Nobel Prize laureate (d. 2008)
- December 12 – Joe Williams, American jazz singer (d. 1999)
- December 14 – B. K. S. Iyengar, Indian yoga teacher (d. 2014)
- December 15 – Jeff Chandler, American actor (d. 1961)
- December 20 – Joseph Payne Brennan, American poet and author (d. 1990)
- December 21
- December 23
- December 25
- January 6 – Georg Cantor, German mathematician (b. 1845)
- January 8
- January 9
- January 28 – John McCrae, Canadian soldier, surgeon and poet (b. 1872)
- February 2 – John L. Sullivan, American boxer, World Heavyweight Champion (b. 1858)
- February 5 – Leonard Monteagle Barlow, British fighter pilot (accident) (b. 1898)
- February 6 – Gustav Klimt, Austrian painter (b. 1862)
- February 10
- February 11 – Alexey Kaledin, Russian general (suicide) (b. 1861)
- February 15 – Vernon Castle, American dancer (b. 1887)
- February 23 – Adolphus Frederick VI, Grand Duke of Mecklenburg-Strelitz (b. 1882)
- March 9 – Frank Wedekind, German playwright (b. 1864)
- March 10 – Jim McCormick, Scottish-born American baseball player (b. 1856)
- March 13 – César Cui, Lithuanian composer (b. 1835)
- March 14 – Lucretia Garfield, Wife of President James Garfield (b. 1832)
- March 23 – T. P. Cameron Wilson, English poet and novelist (b. 1888)
- March 25
- March 27
- April 1
- April 4 – Hermann Cohen, German philosopher (b. 1842)
- April 5 – King George Tupou II of Tonga (b. 1874)
- April 20
- April 21 – Manfred von Richthofen, German fighter pilot (b. 1892)
- April 28 – Gavrilo Princip, Yugoslav assassin (b. 1894)
- May 2 – Jüri Vilms, Estonian politician (b. 1889)
- May 14 – James Gordon Bennett, Jr., American newspaper publisher (b. 1841)
- May 17 – William Drew Robeson, American minister, father of singer & actor Paul Robeson (b. 1844)
- May 19 – Raoul Lufbery, Franco-American fighter pilot (killed in action) (b. 1885)
- May 24 – József Kiss, Austro-Hungarian fighter pilot (killed in action) (b. 1896)
- May 30 – Georgi Plekhanov, Russian revolutionary and philosopher (b. 1856)
- June 1 – Roderic Dallas, Australian fighter pilot (killed in action) (b. 1891)
- June 3 – Count Richard von Bienerth-Schmerling, Austrian noble and statesman, former Prime Minister (b. 1863)
- June 4 – Charles W. Fairbanks, Vice President of the U.S. (b. 1852)
- June 10 – Arrigo Boito, Italian poet and composer (b. 1842)
- June 12 – Grand Duke Michael Romanov (assassinated) (b. 1878)
- June 19 – Francesco Baracca, Italian fighter pilot (air crash) (b. 1888)
- June 25 – Jake Beckley, American baseball player and MLB Hall of Famer (b. 1867)
- June 27 – Joséphin Péladan, French occultist (b. 1858)
- July 3 – Sultan Mehmed V of the Ottoman Empire (b. 1844)
- July 9 – James McCudden, British fighter pilot (air crash) (b. 1895)
- July 14 – Quentin Roosevelt, youngest son of President Theodore Roosevelt, killed in action as fighter pilot (b. 1897)
- July 17 – Executed members of the Romanov family:
- former emperor Nicholas II of Russia (b. 1868)
- former empress-consort Alexandra Feodorovna of Russia (b. 1872)
- former Grand Duchess Olga Nikolaevna of Russia (b. 1895)
- former Grand Duchess Tatiana Nikolaevna of Russia (b. 1897)
- former Grand Duchess Maria Nikolaevna of Russia (b. 1899)
- former Grand Duchess Anastasia Nikolaevna of Russia (b. 1901)
- former Alexei Nikolaevich, Tsarevich of Russia (b. 1904)
- July 20 – Francis Lupo, American soldier (b. 1895)
- July 22
- July 26 – Edward Mannock, British fighter pilot (killed in action) (b. 1887)
- July 29 – Ernest William Christmas, Australian painter (b. 1863)
- July 30
- July 31 – George McElroy, British fighter pilot (killed in action) (b. 1893)
- August 1
- August 6 – Peter Strasser, German naval officer and airship commander (killed in action) (b. 1876)
- August 10
- August 12 – Anna Held, French actress (b. 1873)
- August 18 – Henry Norwest, Canadian sniper (b. 1884)
- September 12 – George Reid, 4th Prime Minister of Australia (b. 1845)
- September 16 – Maurice Boyau, French World War I fighter ace (killed in action) (b. 1888)
- September 20 – Erik of Västmanland, Swedish prince (b. 1889)
- September 25 – Mikhail Alekseyev, Russian general (b. 1857)
- September 27 – Fritz Rumey, German World War I fighter ace (killed in action) (b. 1891)
- September 28
- September 29 – Frank Luke, American fighter pilot (killed in action) (b. 1897)
- October 5
- October 9 – Raymond Duchamp-Villon, French sculptor (b. 1876)
- October 11 – Wallace Lloyd Algie, Canadian soldier (b. 1891)
- October 15 – Sai Baba of Shirdi, Indian guru and yogi (b. 1838)
- October 16 – Felix Arndt, American pianist and composer (b. 1889)
- October 19 – Harold Lockwood, American actor (b. 1887)
- October 22 – Myrtle Gonzalez, American actress (b. 1891)
- October 28 – Michel Coiffard, French World War I fighter ace (killed in action) (b. 1892)
- October 29 – Rudolf Tobias, Estonian composer (b. 1873)
- October 31 – Egon Schiele, Austrian artist (b. 1890)
- November 2 – Hugh Cairns, Canadian soldier (b. 1896)
- November 4
- November 5 or November 20 – Samuel Liddell MacGregor Mathers, British occultist (b. 1854)
- November 6 – Alan Arnett McLeod, Canadian soldier (b. 1899)
- November 9
- November 11 – George Lawrence Price, Last Commonwealth soldier to die in WWI (b. 1892)
- November 19 – Joseph Fielding Smith, American Mormon leader (b. 1838)
- November 30 – Karl Petrovich Jessen, Russian admiral (b. 1852)
- December 2 – Edmond Rostand, French writer (b. 1868)
- December 11 – Ivan Cankar, Slovenian writer (b. 1876)
- December 14 – Sidónio Pais, 4th President of Portugal (b. 1872)
- December 21 – Konrad of Hohenlohe-Waldenburg-Schillingsfürst, Austrian statesman, former Prime Minister (b. 1863)
- December 28 – Olavo Bilac, Brazilian poet (b. 1865)
- Physics – Max Karl Ernst Ludwig Planck
- Chemistry – Fritz Haber
- Medicine – not awarded
- Literature – not awarded
- Peace – not awarded
- "Historical Concert for the Benefit of Widows and Orphans". World Digital Library. 2014-02-10. Retrieved 2014-06-22.
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- Penguin Pocket On This Day. Penguin Reference Library. 2006. ISBN 0-14-102715-0.
- Shores, Christopher (1969). Finnish Air Force, 1918–1968. Reading, Berkshire, UK: Osprey Publications Ltd. p. 3. ISBN 978-0668021210.
- Palmer, Alan; Veronica (1992). The Chronology of British History. London: Century Ltd. pp. 355–356. ISBN 0-7126-5616-2.
- Royal Canadian Legion Branch # 138."2-Minute Wave of Silence" Revives a Time-honoured Tradition. Accessed on 5 June 2014.
- The first was from Allahabad to Naini Junction in India on 18 February 1911 and the second from London to Windsor Castle on 22 June 1911.
- "La Grippe Espagnole de 1918". Institut Pasteur. Archived from the original on 4 June 2011. Retrieved 3 May 2011.
- "Carpathia Sunk; 5 of Crew Killed". New York Times. 20 July 1918. p. 4.
- Lichfield, John (2014-07-07). "A History of the First World War in 100 Moments: The ‘blackest day’ of the German army". The Independent (London). Retrieved 2014-07-07.
- Pitt, Barrie (2003). 1918: The Last Act. Barnsley: Pen and Sword. ISBN 0-85052-974-3.
- Massie, Robert K. (2004). Castles of Steel: Britain, Germany, and the Winning of the Great War at Sea. New York: Ballantine Books. ISBN 0-345-40878-0.
- Biger, Gideon (2004). The Boundaries of Modern Palestine, 1840–1947. London: Routledge. pp. 55, 164. ISBN 978-0-7146-5654-0. Retrieved 2009-05-02.
- Wainwright, Martin (23 August 2010). "British warships sunk 90 years ago found off Estonian coast". The Guardian (London). Retrieved 2010-08-24.
- Ward, Margaret (1983). Unmanageable Revolutionaries: Women and Irish nationalism. London: Pluto Press. p. 137. ISBN 0-86104-700-1.