* Ada Lovelace ( 1815 – 1852 ), the first computer programmer

* 1815 – Robert Volkmann, German composer ( d. 1883 )

* 1815 – Adolf Friedrich von Schack, German writer ( d. 1894 )

* 1815 – Richard Henry Dana, Jr., American lawyer, politician, and author ( d. 1882 )

Lost Worlds: The Emergence of French Social History, 1815 – 1970 ( 2006 ) 250pp excerpt and text search

* 1740 – Matthias Claudius, German poet ( d. 1815 )

* 1815 – The modern Constitution of the Netherlands is signed.

* 1815 – The Second Serbian Uprising – a second phase of the national revolution of the Serbs against the Ottoman Empire, erupts shortly after the annexation of the country to the Ottoman Empire.

In 1815, Patrick was appointed curate of the chapel in Thornton, near Bradford ; a second daughter, Elizabeth ( 1815 – 1825 ), was born shortly after.

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.

* 1896 – Henry Parkes, English statesman and politician ( b. 1815 )

** 26 April 1803 – 1815 a ' Small Council ' ( president rotating monthly )

* annual Amtsbürgermeister 1815 – 1831

* 1815 – Joseph Winston, American Congressman ( b. 1746 )

* 1815 – The Mount Tambora volcano begins a three-month-long eruption, lasting until July 15.

* 1815 – Anthony Trollope, English novelist ( d. 1882 )

On 15 September / 17 September 1815 in Weilburg, Charles married Princess Henrietta of Nassau-Weilburg ( 1797 – 1829 ).

* Henry Austin Bruce, 1st Baron Aberdare ( 1815 – 1895 )

He was crowned Emperor of the French and ruled from 1804 – 1814, 1815.

* Napoleon I ( 1804 – 1814, 1815 ), also King of Italy ( 1805 – 1814 ) and Emperor in Elba ( 1814 – 1815 )

Poe attended the grammar school in Irvine, Scotland ( where John Allan was born ) for a short period in 1815, before rejoining the family in London in 1816.

* 1815 – New Jersey grants the first American railroad charter to John Stevens.

By John Singleton Copley ( 1738 – 1815 )

In July 1815 he married his former sister-in-law Harriet, daughter of John Douglas, and widow of James Hamilton, Viscount Hamilton.

In July 1815 he married Harriet, daughter of John Douglas, and widow of James Hamilton, Viscount Hamilton, his first wife's sister-in-law.

* John Salmon Ford ( 1815 – 1897 ), American political figure in Texas ; best known as " Rip " Ford ; served in state Congress and Senate ; veteran of Mexican War and Civil War

* 1888 – John Bosco, Italian priest, youth worker, educator, founder of the Salesian Society ( b. 1815 )

* 1866 – John McDouall Stuart, Australian explorer ( b. 1815 )

* 1815 – Sir John A. Macdonald, first Prime Minister of Canada is born.

* 1815 – John A. Macdonald, 1st Prime Minister of Canada ( d. 1891 )

* 1738 – John Singleton Copley, American painter ( d. 1815 )

Sir John Alexander Macdonald, ( 11 January 1815 – 6 June 1891 ), was the first Prime Minister of Canada.

John Alexander Macdonald was born in Glasgow, Scotland, on 11 January 1815.

* 1735 – John Carroll, American Roman Catholic archbishop ( d. 1815 )

They had two sons: Victor Gifford ( 1809 – 1860 ) and John Woodhouse Audubon ( 1812 – 1862 ); and two daughters who died while young: Lucy at two years ( 1815 – 1817 ) and Rose at nine months ( 1819 – 1820 ).

* John Brown ( Maryland ) ( 1760 – 1815 ), U. S. representative ( DR-MD, 1809 – 1810 ))

* John Lothrop Brown ( 1815 – 1887 ), farmer, merchant and political figure in Nova Scotia, Canada

* 1815 – John Mitchel, Irish nationalist ( d. 1875 )

Scene in Plymouth Sound in August 1815 by John James Chalon | J. J. Chalon, oil on canvas

Charles Lee ( 1758 – 1815 ), U. S. Attorney General under John Adams.

* 1815 – John McDouall Stuart, Australian explorer ( d. 1866 )

* November 30 – Edward John Eyre, English explorer ( born 1815 )

* January 31 – John Bosco, Italian priest, youth worker, educator and founder of the Salesian Society ( b. 1815 )

** John Wentworth, Mayor of Chicago ( b. 1815 )