Nelson (d. 1815) June 15 – Henry Thomas Colebrooke, English orientalist (d. 1831) July 14 – Abigail Adams Smith, firstborn daughter of Abigail Adams and John Adams (d. 1813) July 26 – Jean-Baptiste Drouet, Comte d'Erlon, French marshal (d. 1844) August 4 – Claire Lacombe, French actress, political activist August 6 – Petrobey Mavromichalis, Prime Minister of Greece (d. 1848) August 21 – King William IV of the United Kingdom (d. 1837) August 24 – Thomas Muir, Scottish advocate, revolutionary (d. 1799) September 16 – Harry Burrard-Neale, British Royal Navy officer and politician (d. 1840) September 18 – Pope Gregory XVI (d. 1846) September 25 – Michał Kleofas Ogiński, Polish-Lithuanian, and later Russian imperial statesman and composer September 29 – Karl Ludwig Harding, German astronomer (d. 1834) September 30 – José María Morelos, leader of Mexican War of Independence (d. 1815) October 8 – Harman Blennerhassett, Irish-American lawyer (d. 1831) October 17 – Henri Jacques Guillaume Clarke, duc de Feltre, French marshal and politician (d. 1818) October 24 – James Mackintosh, Scottish publicist (d. 1832) November 14 – Robert Fulton, American inventor (d. 1815) November 17 – Jacques MacDonald, French marshal (d. 1840) November 19 – Filippo Castagna, Maltese politician (d. 1830) November 20 – Sir Thomas Fremantle, British captain and politician (d. 1819) November 28 – George William Manby, English author and inventor (d. 1854) December 8 – Eli Whitney, American inventor (d. 1825) December 22 – Johann Friedrich Pfaff, German mathematician (d. 1825) date unknown Mary Bryant, one of the first successful escapees from the fledgling Australian penal colony James Smithson, British mineralogist, chemist and posthumous founder of the Smithsonian Institution (d. 1829) Deaths February 2 – Teresia Constantia Phillips, British autobiographer (b. 1709) February 4 – Jean-Jacques Blaise d'Abbadie, Director-general of the Colony of Louisiana (b. 1726) February 9 – Elisabetta de Gambarini, English composer (b. 1730) March 3 – William Stukeley, English archaeologist (b. 1687) March 27 – Arthur Dobbs, Irish politician and governor of the Royal Colony of North Carolina (b. 1689) April 5 – Edward Young, English poet (b. 1683) April 11 – Lewis Morris (1701–1765), Welsh hydrographer (b. 1701) April 15 – Mikhail Lomonosov, Russian author and scientist (b. 1711) April 20 – Abigail Williams, American accuser in the Salem witch trials (b. 1681) May 17 – Alexis Clairaut, French mathematician (b. 1713) July 15 – Charles-André van Loo, French painter (b. 1705)