(b. 1716) January 26 – Antão de Almada, 12th Count of Avranches (b. 1718) January 30 – John Glover, American military general, fisherman and merchant (b. 1732) February 1 – James Duane, American lawyer (b. 1733) February 8 – Princess Joséphine of Lorraine (b. 1753) February 11 – Antoine Dauvergne, French composer (b. 1713) February 13 – Sir Robert Burdett, 4th Baronet, British politician and member of the English gentry (b. 1716) February 17 – Maria Anna Sophia of Saxony, daughter of King Augustus III of Poland (b. 1728) February 21 – John Parkhurst, English academic (b. 1728) February 22 – Karl Friedrich Hieronymus Freiherr von Münchhausen, German officer and adventurer (b. 1720) March 2 – Horace Walpole, English politician and writer (b. 1717) March 5 – Empress Xiaoshurui, first Empress Consort of the Jiaqing Emperor of the Qing Dynasty (b. 1760) March 7 John Gabriel Stedman, British–Dutch colonial soldier and author (b. 1744) Johann Heinrich Samuel Formey, German writer (b. 1711) March 16 – Cristina Roccati, Italian scholar in physics (b. 1732) March 17 – Daniel Dulany the Younger, Maryland Loyalist politician (b. 1722) March 26 – James Hutton, Scottish geologist (b. 1726) March 30 – Pierre Jean Van Stabel, French rear-admiral (b. 1744) March 31 Olaudah Equiano, Nigerian ex-slave, abolitionist (b. c. 1746) Betty Washington Lewis, younger sister of George Washington, the only sister to live to adulthood (b. 1733) April–June April 4 – Pierre-François Berruer, French sculptor (b. 1733) April 17 – Susanna Boylston, prominent early-American socialite (b. 1708) April 27 – Henry Louis, Prince of Nassau-Saarbrücken, titular prince of Nassau-Saarbrücken (b. 1768) April 29 – Elizabeth Ryves, Irish writer, translator (b. 1750) May 7 – Jedediah Strutt, English hosier and cotton spinner from Belper (b. 1726) May 14 – Giovanni Fagnano, Italian churchman and mathematician (b. 1715) May 17 – Michel-Jean Sedaine, French dramatist (b. 1719) May 25 Andrew Elliot, acting colonial governor of the Province of New York (b. 1728) John Griffin, 4th Baron Howard de Walden, British field marshal (b. 1719) May 27 François-Noël Babeuf, French revolutionary leader (executed) (b. 1760) Augustin Alexandre Darthé, French revolutionary leader (executed) (b. 1769) June 15 – Christen Friis Rottbøll, Danish physician, botanist and pupil of Carolus Linnaeus (b. 1727) June 17 Agha Mohammad Khan Qajar, founder of the Qajar dynasty of Iran (b. 1742) Mohammad Khan Qajar, Iranian king (b. 1742) June 21 – Andreas Peter Bernstorff,