31 – Thomas Adam, Clergyman, religious writer (b. 1701) April 26 – Nano Nagle, Irish convent founder (b. 1718) April 29 – Agustín de Jáuregui, Spanish colonial governor (b. 1711) May 3 – Anthony Benezet, French-born American abolitionist and educator (b. 1713) May 10 – Antoine Court de Gébelin, French pastor (b. 1725) May 12 – Abraham Trembley, Swiss naturalist (b. 1710) June 8 – Lukrecija Bogašinović Budmani, Croatian poet (b. 1710) June 13 – Henry Middleton, American president of the Continental Congress (b. 1717) June 14 – Andrzej Mokronowski, Polish general (b. 1713) June 26 – Caesar Rodney, American lawyer, signer of the United States Declaration of Independence (b. 1728) July 1 – Wilhelm Friedemann Bach, German composer (b. 1710) July 31 – Denis Diderot, French philosopher, encyclopedist (b. 1713) August 4 – Giovanni Battista Martini, Italian musician (b. 1706) August 10 – Allan Ramsay, Scottish portrait-painter (b. 1713) August 14 – Nathaniel Hone, Irish-born painter (b. 1718) August 28 – Junípero Serra, Spanish Franciscan missionary (b. 1713) September 1 – Jean-François Séguier, French astronomer and botanist (b. 1703) September 4 – César-François Cassini de Thury, French astronomer (b. 1714) September 8 – Ann Lee, American religious leader (b. 1736) September 15 – Nicolas Bernard Lépicié, French painter (b. 1735) November 1 – Jean-Jacques Lefranc, Marquis de Pompignan, French polymath, author and poet (b. 1709) November 9 – George Baylor, officer in the American Continental Army (b. 1752) December 5 – Phillis Wheatley, first published African-American author (b. 1753) December 13 – Samuel Johnson, English writer, lexicographer (b. 1709) December 25 – Yosa Buson, Japanese poet, painter (b. 1716) December 26 – Seth Warner, American revolutionary leader (b. 1743) date unknown – Lê Quý Đôn, Vietnamese philosopher, poet, encyclopedist, and government official (b. 1726) date unknown – Raja Haji Fisabilillah, Buginese monarch of the Johor Sultanate, warrior, emperor, and government official References Further reading Leap years in the Gregorian calendar