scientist (b. 1713) February 21 – Johann Georg Palitzsch, German astronomer (b. 1723) February 28 – Thomas Cushing, American Continental Congressman (b. 1725) March 2 – Salomon Gessner, Swiss painter and newspaper publisher (b. 1730) March 29 – Charles Wesley, English co-founder (with his brother, John Wesley) of the religious movement now known as Methodism (b. 1707) March 31 – Catharina Elisabet Grubb, Finnish industrialist (b. 1721) April 12 – Carlo Antonio Campioni, French-born composer (b. 1719) April 15 – Giuseppe Bonno, Austrian composer (b. 1711) April 16 – Georges-Louis Leclerc, Comte de Buffon, French naturalist (b. 1707) May 8 – Giovanni Antonio Scopoli, Italian-born physician, naturalist (b. 1723) May 11 – Dorothea Biehl, Danish writer (b. 1731) June 14 – Adam Gib, Scottish religious leader (b. 1714) June 21 – Johann Georg Hamann, German philosopher (b. 1730) July 3 – François Jacquier, French Franciscan mathematician, physicist (b. 1711) July 30 – Kajetan Sołtyk, Polish Catholic priest (b. 1715) August 2 – Thomas Gainsborough, British painter (b. 1727) August 8 – Armand de Vignerot du Plessis, French soldier, diplomat and statesman (b. 1696) August 25 – Tanuma Okitsugu, Japanese government official (b. 1719) August 28 – Elizabeth Pierrepont, Duchess of Kingston-upon-Hull, English noble (b. 1721) September 25 – Thomas Missing, English politician (b. 1710) October 13 – Robert Nugent, 1st Earl Nugent, Irish politician, poet (b. 1709) October 15 – Samuel Greig, Scottish-Russian Admiral (b. 1736) November 14 – Thomas Estcourt Cresswell, British politician (b. 1712) November 20 – Samuel Martin (Secretary to the Treasury), British politician (b. 1714) November 23 – Infante Gabriel of Spain (b. 1752) December 6 – Jonathan Shipley, English bishop, politician (b. 1714) Nicole-Reine Lepaute, French astronomer (b. 1723) December 14 Carl Philipp Emanuel Bach, German composer (b. 1714) King Charles III of Spain (b. 1716) December 19 – Juan Bautista de Anza, Governor of the Spanish Province of New Mexico (b. 1736) December 22 – Percivall Pott, English surgeon (b. 1714) December 30 – Francesco Zuccarelli, Italian painter, elected to the Venetian Academy (b. 1702) date unknown – Lucia Galeazzi Galvani, Italian scientist (b. 1743) Martha Wray, English businessperson and medical manufacturer (b. 1739) References Further reading Leap years in the Gregorian calendar