|Centuries:||19th century – 20th century – 21st century|
|Decades:||1890s 1900s 1910s – 1920s – 1930s 1940s 1950s|
|Years:||1922 1923 1924 – 1925 – 1926 1927 1928|
|1925 by topic:|
|Birth and death categories|
|Establishments and disestablishments categories|
|Works and introductions categories|
|Ab urbe condita||2678|
|British Regnal year||14 Geo. 5 – 15 Geo. 5|
|Chinese calendar|| 甲子年十二月初七日
— to —乙丑年十一月十六日
|- Vikram Samvat||1981–1982|
|- Shaka Samvat||1847–1848|
|- Kali Yuga||5026–5027|
|- Ǹrí Ìgbò||925–926|
|Japanese calendar|| Taishō 14
|Julian calendar||Gregorian minus 13 days|
|Minguo calendar||ROC 14
|Thai solar calendar||2468|
Year 1925 (MCMXXV) was a common year starting on Thursday (link will display the full calendar) of the Gregorian calendar and a common year starting on Wednesday of the Julian calendar.
- January 3 – Benito Mussolini (Il Duce) announces he is taking dictatorial powers over Italy.
- January 5 – Nellie Tayloe Ross becomes the first female governor (Wyoming) in the United States. Twelve days later, Ma Ferguson becomes first female governor of Texas.
- January 27– February 1 – The 1925 serum run to Nome (the "Great Race of Mercy") relays diphtheria antitoxin by dog sled across the U.S. territory of Alaska, to combat an epidemic.
- February 15 – The Alice Comedy Alice Solves the Puzzle is released at 6:54 a.m. by Disney Brothers Cartoon Studio, introducing Bootleg Pete (an early prototype for Pegleg Pete) for the first time.
- February 21 – The New Yorker magazine publishes its first issue.
- February 25 – Art Gillham records for Columbia Records the first Western Electric masters to be commercially released.
- February 28 – The 1925 Charlevoix-Kamouraska earthquake strikes northeastern North America.
- March 4
- March 6 – Pionerskaya Pravda, one of the oldest children's newspapers in Europe, is founded in the Soviet Union.
- March 15 – The Phi Lambda Chi fraternity (original name "The Aztecs") is founded on the campus of Arkansas State Teacher's College in Conway, Arkansas (now the University of Central Arkansas).
- March 18 – The Tri-State Tornado, the deadliest in U.S. history, rampages through Missouri, Illinois, and Indiana, killing 695 people and injuring 2,027. It hits the towns of Murphysboro, Illinois; Gorham, Illinois; Ellington, Missouri; and Griffin, Indiana.
- March 21 – Tennessee Governor Austin Peay signs the Butler Act, prohibiting the teaching of evolution in the state's public schools.
- March 31 – Radio station WOWO in Ft. Wayne, Indiana begins broadcasting.
- April–October – Exposition Internationale des Arts Décoratifs et Industriels Modernes in Paris, giving a name to the Art Deco style.
- April 1
- Frank Heath and his horse Gypsy Queen leave Washington, D.C. to begin a two-year journey to visit all 48 states.
- Patent and Trademark Office transferred to the Department of Commerce.
- April 3 – United Kingdom, South Africa and Australia return to the (bullion) gold standard.
- April 10 – F. Scott Fitzgerald publishes The Great Gatsby.
- April 15 – Fritz Haarmann, a serial killer convicted of the murder of 24 boys and young men, is beheaded in Germany.
- April 16 – The Communist assault on St. Nedelya Church claims roughly 150 lives in Sofia, Bulgaria.
- April 20 – Iranian forces of Rezā Shāh occupy Ahwaz, and arrest Sheikh Khaz'al.
- May 5
- May 8 – Tom Lee rescues 32 people from the M.E. Norman, a sinking steamboat.
- May 25
- May 29 – The British explorer Percy Fawcett sends a last telegram to his wife, before he disappears in the Amazon.
- June 1 – Percy and Florence Arrowsmith are married. This couple, who celebrated their 80th wedding anniversary June 1, 2005 (Percy aged 105, and wife Florence 100), are acknowledged by the Guinness Book of Records as record-holders for the longest marriage for a living couple and the greatest aggregate age of a married couple.
- June 6 – The Chrysler Corporation is founded by Walter Percy Chrysler.
- June 13 – Charles Francis Jenkins achieves the first synchronized transmission of pictures and sound, using 48 lines, and a mechanical system. A 10-minute film of a miniature windmill in motion is sent across 5 miles from Anacostia to Washington, DC. The images are viewed by representatives of the National Bureau of Standards, the U.S. Navy, the Commerce Department, and others. Jenkins calls this "the first public demonstration of radiovision".
- June 14
- The Aristotle University of Thessaloniki in Greece is founded.
- The Turkish football club Göztepe is founded.
- June 29 – Santa Barbara Earthquake of 1925: A 6.8 earthquake destroys downtown Santa Barbara, California.
- July 9 – In Dublin, Oonagh Keogh becomes the first female member of a stock exchange in the world.
- July 10
- Scopes Trial: In Dayton, Tennessee, the so-called "Monkey Trial" begins with John T. Scopes, a young high school science teacher, accused of teaching evolution in violation of a Tennessee state law.
- Meher Baba begins his 44 year silence.
- July 18 – Adolf Hitler publishes his personal manifesto Mein Kampf.
- July 21 – Scopes Trial: In Dayton, Tennessee, high school biology teacher John T. Scopes is found guilty of teaching evolution in class and fined $100.
- July 25 – The Telegraph Agency of the Soviet Union (TASS) is established.
- August 8 – The Ku Klux Klan demonstrate their popularity by holding a parade in Washington DC; as many as 40,000 male and female members of the Klan march down Pennsylvania Avenue. In 1925, an estimated 5,000,000 members belong to the Ku Klux Klan, making it the largest fraternal organization in the United States.
- August 14 – The original Hetch Hetchy Moccasin Powerhouse is completed and goes on line.
- August 25 – The French evacuate the Ruhr region of Germany.
- September 3 – The U.S. dirigible Shenandoah breaks up near Caldwell, Ohio; 14 crewmen are killed.
- September 27 – Feast of the Cross according to the Old Calendar; A celestial cross appears over Athens, Greece, while the Greek Police pursues a group of Greek Old Calendarists. The phenomenon lasts for half an hour.
- October – The major money forgery and fraud of Alves Reis is exposed in Portugal.
- October 1 – Mount Rushmore is dedicated.
- October 2 – London's first enclosed double-decker buses are introduced.
- October 5– 16 – Locarno Treaties negotiated.
- October 8 – Cubana de Aviación founded.
- October 30 – John Logie Baird creates Britain's first television transmitter.
- November 5 – Secret agent Sidney Reilly is executed by the OGPU, the secret police of the Soviet Union.
- November 24 – The silent film Hussar of the Dead is released in Santiago de Chile.
- November 26 – Prajadhipok (Rama VII) is crowned as King of Siam.
- November 28 – The country-variety show WSM Barn Dance, later renamed the Grand Ole Opry, makes its radio debut.
- December 1 – Locarno Treaties are signed in London.
- December 11 – Pope Pius XI's encyclical Quas Primas, on the Feast of Christ the King, is promulgated.
- December 16
- Reza Shah becomes shah of Persia.
- Alpha Phi Omega, a National service fraternity, is founded at Lafayette College.
- Colombo Radio launches in Ceylon; the station is subsequently known as Radio Ceylon.
- December 25 – IG Farben formed by merger of six chemical companies in Germany.
- December 26 – The Great Sphinx of Giza is unearthed at the start of a complete excavation.
- The Australian state of Queensland introduces a 44-hour working week.
- The Brisbane City Council, (Brisbane, Australia), is created from the amlgamation of 20 smaller cities, towns and shires.
- Kristiania, the capital of Norway, reverts to its original name of Oslo.
- New York City becomes the largest city in the world, taking the lead from London.
- The Thompson submachine gun sells for $175 in the 1925 Sears, Roebuck and Company mail order catalog.
- The National Football League adds 5 teams: the New York Giants, Detroit Panthers, Providence Steam Roller, a new Canton Bulldogs team, and the Pottsville Maroons.
- First Surrealist exhibition in Paris.
- In Germany, the Bauhaus moves to a building in Dessau designed by Walter Gropius.
- Lion Feuchtwanger's novel Jud Süß published.
- The Shueisha Publishing Company is founded in Tokyo.
- January 1 – Paul Bomani, Tanzanian politician and ambassador (d. 2005)
- January 2
- January 4 – Veikko Hakulinen, Finnish cross-country skier (d. 2003)
- January 6 – John De Lorean, American car maker (d. 2005)
- January 7 – Gerald Durrell, British naturalist, zookeeper, author, and television presenter (d. 1995)
- January 8 – Helmuth Hubener, German youth political activist against the Hitler regime (d. 1942)
- January 9 – Lee Van Cleef, American actor (d. 1989)
- January 11 – Grant Tinker, American television executive
- January 13 – Georgi Kaloyanchev, Bulgarian actor
- January 14 – Yukio Mishima, Japanese writer (d. 1970)
- January 17 – Duane Hanson, American Sculptor (d. 1996)
- January 21 – Charles Aidman, American actor (d. 1993)
- January 25 – Gilles Deleuze, French philosopher (d. 1995)
- January 26
- Joan Leslie, American actress
- Paul Newman, American actor, entrepreneur and philanthropist (d. 2008)
- January 29 – Robert W. McCollum, American epidemiologist, (d. 2010)
- January 30
- Douglas Engelbart, American inventor
- Dorothy Malone, American actress
- February 1 – Mary Nesbitt, American female professional baseball player
- February 3 – Leon Schlumpf, Swiss Federal Councillor
- February 7 – Hans Schmidt, Canadian professional wrestler (d. 2012)
- February 8 – Jack Lemmon, American actor and film director (The Odd Couple) (d. 2001)
- February 11 – Kim Stanley, American actress (d. 2001)
- February 17
- Ron Goodwin, English composer and conductor (d. 2003)
- Hal Holbrook, American actor (Mark Twain Tonight)
- February 18 – George Kennedy, American actor (Cool Hand Luke)
- February 20 – Robert Altman, American film director (d. 2006)
- February 21 – Sam Peckinpah, American director (d. 1984)
- February 25
- Maddy English, American female baseball player (d. 2004)
- Shehu Shagari, President of Nigeria from 1979 to 1983
- February 26 – Sir Everton Weekes, West Indian cricketer
- February 27 – Samuel Dash, American Watergate Congressional counsel (d. 2004)
- March 4 – Paul Mauriat, French musician ( Love is Blue) (d. 2006)
- March 7 – Rene Gagnon, U.S. Marine flag raiser on Iwo Jima (d. 1979)
- March 12 – Leo Esaki, Japanese physicist, Nobel Prize laureate
- March 16
- Cornell Borchers, German actress
- Luis E. Miramontes, Mexican chemist (d. 2004)
- March 22 – Gerard Hoffnung, German-born English humorist (d. 1959)
- March 23 – David Watkin, British cinematographer (d. 2008)
- March 25 – Flannery O'Connor, American writer (d. 1964)
- March 26 – Pierre Boulez, French composer
- March 29 – Bobby Hutchins, Our Gang child star (d. 1945)
- April – Qassem Al-Nasser, Jordanian General (d. 2007)
- April 4 – Fariza Magomadova, Chechen teacher
- April 7 – Chaturanan Mishra, Indian politician
- April 14
- April 19 – Hugh O'Brian, American actor
- April 20 – Ernie Stautner, German-born American football player (d. 2006)
- April 22 – George Cole, British actor
- April 24
- April 25 – Kay E. Kuter, American actor (d. 2003)
- April 26 – Jørgen Ingmann, Danish musician
- May 1
- Scott Carpenter, American astronaut
- Anna Mae Hutchison, American professional baseball player (d. 1998)
- May 2
- May 3 – Jean Séguy, French sociologist of religions (d. 2007)
- May 4
- Maurice R. Greenberg, American businessman
- Olive Osmond, Osmond family matriarch (d. 2004)
- May 5 – Charles Chaplin Jr., American actor (d. 1968)
- May 8 – Ali Hassan Mwinyi, Tanzanian president
- May 12 – Yogi Berra, American baseball player
- May 14
- Sophie Kurys, American professional baseball player
- Patrice Munsel, American opera singer
- May 19
- May 22
- May 23 – Joshua Lederberg, American molecular biologist, recipient of the Nobel Prize in Physiology or Medicine (d. 2008)
- May 24 – Mai Zetterling, Swedish actress and film director (d. 1994)
- May 25
- May 26 – Alec McCowen, English actor
- May 28
- June 1 – Dilia Díaz Cisneros, Venezuelan teacher
- June 3 – Tony Curtis, American actor (d. 2010)
- June 7 – John Biddle, American yachting cinematographer and lecturer (d. 2008)
- June 8 – Barbara Bush, First Lady of the United States
- June 11 – William Styron, American writer (d. 2006)
- June 14 – Pierre Salinger, White House Press Secretary (d. 2004)
- June 21 – Maureen Stapleton, American actress (d. 2006)
- June 25 – Robert Venturi, American architect
- June 26 – Richard X. Slattery, American actor (d. 1997)
- June 29 – Giorgio Napolitano, Italian politician
- July 1 – Farley Granger, American actor (d. 2011)
- July 2 – Medgar Evers, African-American civil rights activist (d. 1963)
- July 6
- July 10 – Mahathir bin Mohamad, fourth Prime Minister of Malaysia
- July 12
- Roger Bonham Smith, former chairman and CEO of General Motors (d. 2007)
- Rosie Harris, English author
- July 14 – Hugh Gillin, American actor (d. 2004)
- July 20 – Frantz Fanon, French-Algerian psychiatrist and philosopher (d. 1961)
- July 23 – Gloria DeHaven, American actress
- July 28 – Baruch S. Blumberg, American scientist, recipient of the Nobel Prize in Physiology or Medicine (d. 2011)
- July 29
- Shivram Dattatreya Phadnis, Indian cartoonist
- Mikis Theodorakis, Greek composer
- July 30 – Alexander Trocchi, Scottish writer (d. 1984)
- July 31 – Carmel Quinn, Irish-American singer and performer
- August 2 – Alan Whicker, British television presenter
- August 3 – Dom Um Romão, Brazilian jazz drummer (d. 2005)
- August 4 – Betty Trezza, Italian-American female professional baseball player (d. 2007)
- August 7 – M. S. Swaminathan, Indian scientist
- August 8 – Alija Izetbegović, President of Bosnia-Herzegovina (d. 2003)
- August 9 – David A. Huffman, American computer scientist (d. 1999)
- August 11
- Mike Douglas, American entertainer (d. 2006)
- Arlene Dahl, American actress, socialite, businesswoman
- August 12
- August 15
- August 16 – Kirke Mechem, American composer
- August 21 – Maurice Pialat, French actor and director (d. 2003)
- August 22
- Honour Blackman, English actress
- Terry Donahue, Canadian female professional baseball player
- August 25 – Thea Astley, Australian writer (d. 2004)
- August 26 – Jack Hirshleifer, American economist (d. 2005)
- August 27 – Nat Lofthouse, English footballer (d. 2011)
- August 28 – Donald O'Connor, American actor, singer, and dancer (d. 2003)
- August 29 – Demetrio Basilio Lakas Bahas, former President of Panama (d. 1999)
- August 30 – Laurent de Brunhoff, French writer and illustrator
- September 3 – Shoista Mullojonova, Tajik-born Shashmakom singer (d. 2010)
- September 4 – Elias Hrawi, former President of Lebanon (d. 2006)
- September 7 – Laura Ashley, Welsh designer (d. 1985)
- September 8 – Peter Sellers, English comedian and actor (The Pink Panther) (d. 1980)
- September 10 – Boris Alexandrovich Tchaikovsky, Russian composer (d. 1996)
- September 13 – Mel Tormé, American musician (d. 1999)
- September 15 – Helle Virkner, Danish actress (d. 2009)
- September 16
- September 19 – Franklin Sousley, U.S. Marine flag raiser on Iwo Jima (d. 1945)
- September 23 – Denis Twitchett, Cambridge scholar and Chinese historian (d. 2006)
- September 24 – Autar Singh Paintal, Indian medical scientist (d. 2004)
- September 25 – Paul B. MacCready, Jr., American aeronautical engineer (d. 2007)
- September 28
- October 1
- Christine Pullein-Thompson, British author (d. 2005)
- Diana Pullein-Thompson, British author
- October 5 – Gail Davis, American actress (d. 1997)
- October 7 – Mildred Earp, American female professional baseball player
- October 11 – Elmore Leonard, American novelist
- October 13
- October 16 – Angela Lansbury, English-born U.S. actress
- October 20
- October 22 – Robert Rauschenberg, American painter and graphic artist (d. 2008)
- October 23 – Johnny Carson, American comedian and television host (The Tonight Show) (d. 2005)
- October 24
- Bob Azzam, Egyptian singer
- Luciano Berio, Italian composer (d. 2003)
- Al Feldstein, American artist and comic book creator
- October 27 – Warren Christopher, American diplomat (d. 2011)
- October 29
- Dominick Dunne, American writer (d. 2009)
- Robert Hardy, English actor
- October 31
- November 4 – Doris Roberts, American actress
- November 10 – Richard Burton, Welsh actor (Cleopatra) (d. 1984)
- November 11 – Jonathan Winters, American actor and comedian
- November 17 – Rock Hudson, American actor (d. 1985)
- November 18 – Gene Mauch, baseball manager (d. 2005)
- November 20
- Kaye Ballard, American comedienne (The Mothers-in-Law)
- Robert Kennedy, American politician and Attorney General of the United States (d. 1968)
- Mark Miller, American actor
- November 23 – Maria di Gerlando, American operatic soprano (d. 2010)
- November 24
- November 26 – Eugene Istomin, American pianist (d. 2003)
- November 27 – John Maddox, Welsh science writer (d. 2009)
- November 30 – William H. Gates, Sr., American attorney, father of Bill Gates
- December 1 – Martin Rodbell, American scientist, recipient of the Nobel Prize in Physiology or Medicine (d. 1998)
- December 2 – Julie Harris, American actress
- December 3 – Kim Dae-jung, South Korean politician (d. 2009)
- December 4 – Lino Lacedelli, Italian mountaineer (d. 2009)
- December 8 – Sammy Davis Jr., American singer, dancer, musician, and actor (d. 1990)
- December 9 – Dina Merrill, American heiress, actress, and philanthropist
- December 11 – Paul Greengard, American neuroscientist, recipient of the Nobel Prize in Physiology or Medicine
- December 12 – Vladimir Shainsky, Soviet and Russian composer
- December 13 – Dick Van Dyke, American actor, singer, dancer and comedian (The Dick Van Dyke Show)
- December 19
- December 21 – Dorothy Kamenshek, American professional baseball player (d. 2010)
- December 23 – Duncan Hallas, prominent member of the Trotskyist movement in Great Britain (d. 2002)
- December 25 – Dorothy Mueller, American professional baseball player (d. 1985)
- December 28 – Hildegard Knef, German actress, singer and writer (d. 2002)
- December 29 – Pete Dye, American golf course architect
- Godrej Sidhwa, Pakistani theologist
- January 4 – Nellie Cashman, Irish-born prospector (b. 1845)
- January 8 – George Bellows, American artist (b. 1882)
- January 14
- January 26
- January 31 – George Washington Cable, American writer (b. 1844)
- February 2 – Jaap Eden, Dutch speed skater (b. 1873)
- February 3 – Oliver Heaviside, English mathematician (b. 1850)
- February 4 – Robert Koldewey, German architect and archaeologist (b. 1855)
- February 10 – Aristide Bruant, French singer and nightclub owner (b. 1851)
- February 11 – H.E. Beunke, Dutch writer (b. 1851)
- February 18 – James Lane Allen, American writer (b. 1849)
- February 24 – Hjalmar Branting, Prime Minister of Sweden, recipient of the Nobel Peace Prize (b. 1860)
- February 25 – Louis Feuillade, French silent film director (b. 1873)
- February 28 – Friedrich Ebert, President of Germany (Weimar Republic) (b. 1871)
- March 2 – Luigj Gurakuqi, Albanian freedom fighter (assassinated) (b. 1879)
- March 4
- March 5 – Clement Ader, French Army Captain and Aviation pioneer (b. 1841)
- March 7 – Georgy Evgenyevich Lvov, Prime Minister of Russia (b. 1861)
- March 10 – Myer Prinstein, American track athlete (b. 1878)
- March 12
- March 14
- March 20 – George Nathaniel Curzon, 1st Marquess Curzon of Kedleston, Viceroy of India (b. 1859)
- March 28 – Henry Rawlinson, 1st Baron Rawlinson, British general (b. 1864)
- March 30 – Rudolf Steiner, Austrian philosopher (b. 1861)
- April 6 – Alexandra Kitchin, British model for Lewis Carroll (b. 1864)
- April 7 – Tikhon of Moscow, Patriarch of the Russian Orthodox Church (b. 1865)
- April 13 – Elwood Haynes, American inventor (b. 1857)
- April 14 – John Singer Sargent, American artist (b. 1856)
- April 15 – Fritz Haarmann, German serial killer (executed) (b. 1879)
- April 19 – John Walter Smith, American politician (b. 1845)
- April 22 – André Caplet, French composer and conductor (b. 1878)
- May 2
- May 7
- May 10 – William Massey, Prime Minister of New Zealand (b.1856)
- May 12
- May 14 – H. Rider Haggard, English writer (b. 1856)
- May 20 – Elias M. Ammons, Governor of Colorado (b. 1860)
- May 21 – Hidesaburō Ueno, Japanese agricultural scientist and guardian of Hachikō (b. 1871)
- May 22 – John French, 1st Earl of Ypres, British World War I field marshal (b. 1852)
- May 31 – John Palm, Curaçao born composer (b. 1885)
- June 1
- Lucien Guitry, French actor (b. 1860)
- Thomas R. Marshall, Vice President of the United States (b. 1854)
- June 2 – James Ellsworth, American mine owner and banker (b. 1849)
- June 16 – Emmett Hardy, American jazz cornetist (b. 1903)
- June 17 – Adolf Pilar von Pilchau, Baltic German politician, regent of the United Baltic Duchy and baron (b. 1851)
- June 18 – Robert M. La Follette, Sr., American politician (b. 1855)
- June 22 – Felix Klein, German mathematician (b. 1849)
- June 29 – Christian Michelsen, Prime Minister of Norway (b. 1857)
- July 1 – Erik Satie, French composer (b. 1866)
- July 7 – Clarence Hudson White American photographer (b. 1871)
- July 14 – Pancho Villa, Filipino world boxing champion (b. 1901)
- July 17 – Lovis Corinth, German painter (b. 1858)
- July 26
- August 15 – Konrad Mägi, Estonian landscape painter (b. 1878)
- August 17 – Ioan Slavici, Romanian writer (b. 1848)
- August 25 – Franz Graf Conrad von Hötzendorf, Austrian field marshal (b. 1852)
- September 7 – René Viviani, Prime Minister of France (b. 1863)
- September 16 – Alexander Alexandrovich Friedman, Russian mathematician (b. 1888)
- September 17 – Carl Eytel, German-American artist working in Palm Springs, California (b. 1862)
- September 29 – Léon Bourgeois, French statesman, recipient of the Nobel Peace Prize (b. 1851)
- October 7 – Christy Mathewson, American baseball player (b. 1880)
- October 31
- November 1 – Lester Cuneo, American actor (b. 1888)
- November 3 – Lucile McVey, American actress, part of comedy team with her late husband Sidney Drew (b. 1890)
- November 6 – Khai Dinh, Emperor of Vietnam (b. 1885)
- November 20 – Alexandra of Denmark, queen of Edward VII of the United Kingdom (b. 1844)
- November 25 – King Vajiravudh of Siam (b. 1880)
- December 5 – Wladyslaw Reymont, Polish writer, Nobel Prize laureate (b. 1867)
- December 8 – Marguerite Marsh, American actress (b. 1888)
- December 9 – Pablo Iglesias, co-founder of the Spanish Socialist Workers Party (b. 1850)
- December 15 – Battling Siki, Senegalese boxer (b. 1897)
- December 19 – Jose Ignacio Quinton, Puerto Rican composer and pianist (b. 1881)
- December 21
- December 22
- December 25 – Karl Abraham, German psychoanalyst (b. 1877)
- December 28
- December 29 – Félix Vallotton, Swiss painter (b. 1865)
- December 31 – J. Gordon Edwards, Canadian film director (b. 1867)