1860
Events
January
February
April
May
June
July
August
September
- October - John Hanning Speke and James Augustus Grant leave Zanzibar, to search for the source of the Nile River.
- October 1 - Battle of Volturnus: Garibaldi defeats the last organized army of the Kingdom of the Two Sicilies.
- October 5 - Austria, Britain, France, Prussia and the Ottoman Empire form a commission to investigate the causes of the massacres of Maronite Christians, committed by Druzes in Lebanon earlier in the year.
- October 6 – Section 377 of the British Indian penal code was enacted in British India.
- October 17 - The Open Championship, also known as the British Open, is played for the first time at Prestwick Golf Club in Ayrshire, Scotland. The event is won by Willie Park Sr
- October 18 - The first Convention of Peking formally ends the Second Opium War.
- October 18–21 - Beijing's Old Summer Palace is burned to the ground by orders of British general Lord Elgin, in retaliation for mistreatment of several prisoners of war, during the Second Opium War.
- October 19 - A new Māori revolt begins in New Zealand.
- October 26
- * Garibaldi again defeats the Neapolitan forces, advancing on Gaeta (1860)|Gaeta], the last remaining Neapolitan strong-point.
- * Meeting at Teano: Giuseppe Garibaldi gives Naples to King Victor Emmanuel II, recognizing him as King of Italy.
November
December
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Date unknown
- Christians and Druzes clash in Damascus, Syria.
- In Buenos Aires, leader Bartolomé Mitre subverts the Argentine Confederation and begins to establish a new centralist government, with the help of Uruguayan Colorado party leader Venancio Flores.
- China agrees, in an unequal treaty imposed on it, to allow missionaries to proselytize throughout the country.
- Discovery of the chemical elements: Robert Bunsen discovers caesium and rubidium.
- German chemist Albert Niemann makes a detailed analysis of the coca leaf, isolating and purifying the alkaloid, which he calls cocaine.
- Napoleon III, Emperor of the French, and Empress Eugénie visit Algiers and stay at the Casbah of Algiers.
- TAG Heuer watchmaker founded in Bern Canton, Switzerland.
- The Russian Empire has c. of railroads.
Births
January–March
- January 3
- *Kato Takaaki, 24th Prime Minister of Japan
- *Yashiro Rokurō, Japanese admiral and politician
- January 8 - Emma Booth, fourth child of William and Catherine Booth
- January 17 - Douglas Hyde, 1st President of Ireland
- January 21 - Karl Staaff, Swedish lawyer, politician, 11th Prime Minister of Sweden
- January 25 - Charles Curtis, American politician, 31st Vice President
- January 28 - W. G. Read Mullan, American Jesuit, academic
- January 29
- * William Jacob Baer, American painter
- * Anton Chekhov, Russian writer
- February 11 - Rachilde, French author
- February 14 - Eugen Schiffer, German politician
- February 18 - Anders Zorn, Swedish artist
- February 25 - William Ashley">William Booth">William Ashley, English economic historian
- February 28 - Carl Georg Barth, Norwegian-American mathematician, mechanical engineer
- February 29 - Herman Hollerith, American businessman, inventor
- March 2 - Susanna M. Salter, first woman mayor in the United States
- March 5 - Sam Thompson, American baseball player
- March 13 - Hugo Wolf, Austrian composer
- March 19 - William Jennings Bryan, American politician
- March 23 - Horatio Bottomley, British politician and businessman
April–June
- April 2 - Zheng Xiaoxu, Chinese statesman, diplomat and calligrapher, first Prime Minister of Manchukuo
- April 7 - Will Keith Kellogg, American industrialist, founder of the Kellogg Company
- April 23 - Archibald Murray, British general
- May 2 - Theodor Herzl, Austrian founder of modern political Zionism
- May 7 - Tom Norman, English freak showman
- May 9 - J. M. Barrie, Scottish author
- May 15 - Ellen Axson Wilson, First Lady of the United States
- May 20 - Eduard Buchner, German chemist, Nobel Prize laureate
- May 21 - Willem Einthoven, Dutch inventor, recipient of the Nobel Prize in Physiology or Medicine
- May 25 - James McKeen Cattell, American psychologist
- May 27 - Manuel Teixeira Gomes, 7th President of Portugal
- May 29 - Isaac Albéniz, Spanish composer
- June 20 - Jack Worrall, Australian cricketer, footballer, and coach
- June 25 - Gustave Charpentier, French composer
July–September
- July 3 - Charlotte Perkins Gilman, American feminist
- July 7 - Gustav Mahler, Austrian composer
- July 13 - Gustav Bachmann, German admiral
- July 16 - Otto Jespersen, Danish linguist, creator of Ido and Novial languages
- July 19 - Lizzie Borden, American murder suspect
- July 31 - Sir George Warrender, 7th Baronet, British admiral
- August 1 - Bazil Assan, Romanian engineer and explorer
- August 3 - William Kennedy Dickson, Scottish inventor, cinema pioneer, and film director
- August 5 - Louis Wain, English artist
- August 7 - Alan Leo, British astrologer
- August 10 - Vishnu Narayan Bhatkhande, Indian musician
- August 13 - Annie Oakley, American Wild West show performer
- August 15
- *Henrietta Vinton Davis, American elocutionist, dramatist, and impersonator
- *Florence Harding, First Lady of the United States
- August 16 - Jules Laforgue, French poet
- August 20 - Raymond Poincaré, French president
- August 22 - Alfred Ploetz, German physician, biologist, and eugenicist
- August 25 - George Fawcett, American actor
- August 26 - Eudora Stone Bumstead, American poet and hymnwriter
- September 1 - Mary E. C. Bancker, American author
- September 5 - Andrew Volstead, American politician
- September 6 - Jane Addams, American social worker, recipient of the Nobel Peace Prize
- September 7 - Anna Mary Robertson Moses, American painter
- September 13 - John J. Pershing, American general
- September 16 - Hermann Kusmanek von Burgneustädten, Austro-Hungarian general
October–December
- October 31 - Juliette Gordon Low, American founder of the Girl Scouts
- November 1 - Boies Penrose, United States Senator from Pennsylvania
- November 2 - Soapy Smith, American con artist and gangster
- November 6 - Ignacy Jan Paderewski, Polish pianist and composer, 3rd Prime Minister of Poland
- November 16 - John Henry Kirby, Texas legislator, American businessman
- November 23 - Hjalmar Branting, Prime Minister of Sweden, recipient of the Nobel Peace Prize
- November 26 - Gabrielle Petit, French feminist activist
- November 27 - Yui Mitsue, Japanese general
- December 4 - Charles de Broqueville, Prime Minister of Belgium
- December 7 - Joseph Cook, 6th Prime Minister of Australia
- December 15 - Niels Ryberg Finsen, Danish physician, recipient of the Nobel Prize in Physiology or Medicine
- December 16 - Ion Dragalina, Romanian general
- December 25 - Manuel Dimech, Maltese philosopher, social reformer
- December 31
- *Joseph S. Cullinan, American oil industrialist, founder of Texaco
- *John T. Thompson, United States Army officer, inventor of the Tommy gun
Deaths
January–June
- January 1 - Thomas Hobbes Scott, English clergyman
- January 5 - John Neumann, Saint and Roman Catholic Bishop of Philadelphia
- January 10 - Ezequiel Zamora, leader of the Federalist Army in Venezuela
- January 13 - William Mason, American politician
- January 18 - John Nelson (lawyer), American lawyer
- January 27
- * János Bolyai, Hungarian mathematician
- * Thomas Brisbane, Scottish astronomer
- January 29 -
- * Ernst Moritz Arndt, German poet and author
- * Stéphanie de Beauharnais, Grand Duchess of Baden
- February 29 - George Bridgetower, Afro-Polish violinist
- March 6 - Justus Johann Friedrich Dotzauer, German cellist, composer
- March 14 - Carl Ritter von Ghega, Albanian-born Venetian road engineer
- March 17 - Anna Brownell Jameson, British art historian
- March 25 - James Braid, Scottish surgeon
- May 1 - Anders Sandøe Ørsted, 3rd Prime Minister of Denmark
- May 10 - Theodore Parker, American preacher, Transcendentalist, and abolitionist
- May 12 - Sir Charles Barry, English architect
- May 21 - Phineas Gage, improbable American head injury survivor
- June 26 - George Montgomery White, American politician
- June 30 - Gotthilf Heinrich von Schubert, German naturalist
July–December
- July 1 - Charles Goodyear, American inventor
- August 25 - Johan Ludvig Heiberg, Danish poet and critic
- September 12 - William Walker, American filibuster who was briefly President of Nicaragua
- September 21 - Arthur Schopenhauer, German philosopher
- October 12 - Sir Harry Smith, English soldier, military commander
- October 25 - Alexander Maconchie, Scottish penal reformer
- October 31 - Thomas Cochrane, 10th Earl of Dundonald, British admiral
- November 1 - Alexandra Feodorovna (Charlotte of Prussia), Empress Consort of Russian Emperor Nicholas I
- December 2 - Ferdinand Christian Baur, German theologian
- December 14 - George Hamilton-Gordon, 4th Earl of Aberdeen, Prime Minister of the United Kingdom
Date unknown