1925

Peristiwa

Keanggotaan di Volksraad ditetapkan 60:30; 60 orang Belanda, 25 Indonesia, dan 5 anggota lainnya keturunan Arab atau Tionghoa.
17 Juni - Perjanjian Anti-Penggunaan Senjata Kimia

January 4 – Nellie Cashman, Irish-born prospector (b. 1845)
January 8 – George Bellows, American artist (b. 1882)
January 14
- Camille Decoppet, Swiss Federal Councilor (b. 1852)
- Harry Furniss, English cartoonist, illustrator and pioneer animator (b. 1854)
January 26
- Caspar F. Goodrich, American admiral (d. 1847)
- Sir James Mackenzie, Scottish cardiologist (d. 1853)
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
- Moritz Moszkowski, Polish composer (b. 1854)
- James Ward, English philosopher and psychologist (b. 1843)
- John Montgomery Ward, American baseball player (b. 1860)
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
- Gergely Luthár, Hungarian Slovene writer (b. 1841)
- Sun Yat-sen, Chinese revolutionary (b. 1866)
March 14
- Walter Camp, American football coach (b. 1859)
- H. Rider Haggard, English novelist (b. 1856)
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
- Johann Palisa, Austrian astronomer (b. 1848)
- Antun Branko Simic, Croatian poet (b. 1898)
May 7
- William Hesketh Lever, English industrialist, Philanthropist and politician (b. 1851)
- Doveton Sturdee, British admiral (b. 1859)
May 10 – William Massey, Prime Minister of New Zealand (b.1856)
May 12
- Amy Lowell, American poet (b. 1874)
- Charles Mangin, French general (b. 1866)
May 14 – H. Rider Haggard, English writer (b. 1856)
May 20
- Elias M. Ammons, Governor of Colorado (b. 1860)
- Joseph Howard, 1st Prime Minister of Malta (b. 1862)
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
- Antonio Ascari, Italian race car driver (b. 1888)
- William Jennings Bryan, American lawyer and politician (b. 1860) (diabetes and fatigue)
- Gottlob Frege, German mathematician and philosopher (b. 1848)
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)

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
- Lottie Lyell, Australian female pioneer film director and producer (b. 1890)
- Jules Méline, Prime Minister of France (b. 1838)
December 22
- Alice Heine, American wife of Albert I of Monaco (b. 1858)
- Mary Thurman, American actress (b. 1895)
December 25 – Karl Abraham, German psychoanalyst (b. 1877)
December 28
- Raymond P. Rodgers, American admiral (b. 1849)
- Sergei Aleksandrovich Yesenin, Russian lyrical poet (b. 1895)
December 29 – Félix Vallotton, Swiss painter (b. 1865)
December 31 – J. Gordon Edwards, Canadian film director (b. 1867)