On May 9 – 10, 1860, the Illinois Republican State Convention was held in Decatur.

* 1860 – The Reorganized Church of Jesus Christ of Latter Day Saints — later renamed Community of Christ — is organized by Joseph Smith III and others at Amboy, Illinois

* 1805 – Joseph Locke, English railway and civil engineer ( d. 1860 )

* 1860 – Annie Oakley, American target shooter ( d. 1926 )

* 1860 – The Second Maori War begins in New Zealand.

* 1860 – William Kennedy Dickson, France-Scottish actor, director, and inventor ( d. 1935 )

* 1860 – Alan Leo, English astrologer ( d. 1917 )

* 1860 – Henrietta Vinton Davis, American writer and public speaker ( d. 1941 )

* 1860 – Florence Harding, American publisher, 31st First Lady of the United States ( d. 1924 )

* 1860 – Jules Laforgue, French poet ( d. 1887 )

* 1860 – Martin Hawke, 7th Baron Hawke, England cricketer ( d. 1938 )

* 1860 – Klara Hitler, Austrian mother of Adolf Hitler ( d. 1907 )

" The Transubstantiation of a Poor White ", in Black Reconstruction: An Essay Toward the History of the Part Which Black People Have Played in the Attempt to Reconstruct Democracy in America, 1860 – 1880 ( 1935 ).

Unionism and Reconstruction in Tennessee, 1860 – 1869 ( 1934 ) online edition

* 1789 – Stéphanie de Beauharnais, French wife of Charles, Grand Duke of Baden ( d. 1860 )

* 1860 – On his phonautograph machine, Édouard-Léon Scott de Martinville makes the oldest known recording of an audible human voice.

* 1860 – Isaac Levitan, Russian painter ( d. 1900 )

* 1860 – The first Pony Express rider reaches Sacramento, California.

* 1860 – Charles XV of Sweden of Sweden-Norway is crowned king of Norway in Trondheim.

Historians identify several waves of migration to the United States: one from 1815 – 1860, in which some five million English, Irish, Germanic, Scandinavian, and others from northwestern Europe came to the United States ; one from 1865 – 1890, in which some 10 million immigrants, also mainly from northwestern Europe, settled, and a third from 1890 – 1914, in which 15 million immigrants, mainly from central, eastern, and southern Europe ( many Austrian, Hungarian, Turkish, Lithuanian, Russian, Jewish, Greek, Italian, and Romanian ) settled in the United States.

* 1860 – Ottó Bláthy, Hungarian engineer and inventor ( d. 1939 )

* 1860 – The first successful United States Pony Express run from Saint Joseph, Missouri to Sacramento, California begins.

* 1860 – Vishnu Narayan Bhatkhande, Indian singer and composer ( d. 1936 )

* September 24 – Niels Ryberg Finsen, Icelandic / Faroese / Danish physician and scientist ( b. 1860 )

* Niels Ryberg Finsen ( 1860 – 1904 ), winner of the Nobel Prize in Medicine and Physiology 1903.

Niels Ryberg Finsen ( December 15, 1860 – September 24, 1904 ) was a Faroese-Danish physician and scientist of Icelandic descent.

The brilliant contributions to atomic physics of Niels Bohr ( 1885 – 1962 ), the contributions to linguistics by Otto Jespersen ( 1860 – 1943 ), Ludwig A. Colding's ( 1815 – 1888 ) neglected articulation of the principle of conservation of energy, the pioneering work in anatomy and geology by Nicolas Steno ( 1638 – 1686 ), and the astronomical discoveries of Tycho Brahe ( 1546 – 1601 ) and Ole Rømer ( 1644-1710 ) indicate the range of Danish scientific achievement.

Hyrum was founded in 1860 by a group of 23 families, mainly either Danish immigrants of sons of Ezra T. Benson.

* Theodore Edward Cantor ( 1809 – 1860 ), Danish biologist

In July 1860 this happened, and in the spring of 1861 the estates were once more at open odds with the Danish government.

From 1858 to 1860 Hauch was director of the Danish National Theatre ; he produced three more tragedies: The King's Favourite ( 1859 ); Henry of Navarre ( 1863 ); and Julian the Apostate ( 1866 ).

* Paul Gustave Fischer ( 1860 – 1934 ), Danish painter

* Anders Sandøe Ørsted ( 1778 – 1860 ), Danish politician and jurist, Prime Minister of Denmark ( 1853 – 1854 )

Danish cooking is rooted in the peasant dishes served across the country before the Industrial Revolution in 1860.

Anders Sandøe Ørsted ( 21 December 1778, Rudkøbing – 1 May 1860 ) was a Danish politician and jurist.

Walter SickertWalter Richard Sickert ( 31 May 1860 – 22 January 1942 ) was a German-born artist of British and Danish ancestry, who was first mentioned as a possible Ripper suspect in Donald McCormick's 1959 book The Identity of Jack the Ripper.

* Jens Jensen ( landscape architect ) ( 1860 – 1951 ), Danish born landscape architect in Chicago, Illinois

Johan Ludvig Heiberg ( 14 December 1791 – 25 August 1860 ), Danish poet and critic, son of the political writer Peter Andreas Heiberg ( 1758 – 1841 ), and of the novelist, afterwards the Baroness Gyllembourg-Ehrensvärd, was born in Copenhagen.

Hassel Island was separated by the Danish government in 1860, and named for the Hazzel family who owned much of the estate.

* Jørgen Hansen Koch ( 1787 – 1860 ), Danish Neoclassical architect

Regine and Frederik returned from the Danish West Indies to Copenhagen in 1860, five years after Kierkegaard's death.

He was Governor-General of the Danish West Indies from 1855 to 1860, and Gehejmekonferensraad from 1860.

Carl Edvard Rotwitt ( 2 March 1812 – 8 February 1860 ) was a Danish politician.

Christen Christensen Raunkiær ( 29 March 1860 – 11 March 1938 ) was a Danish botanist, who was a pioneer of plant ecology.