Born on August 15

723 Ō no Yasumaro a Japanese nobleman, bureaucrat, and chronicler. He may have been the son of Ō no Honji , a participant in the Jinshin War of 672
778 Roland a Frankish military leader under Charlemagne who became one of the principal figures in the literary cycle known as the Matter of France. The historical Roland was military governor of the Breton March, responsible for defending Francia's frontier against the Bretons. His only historical attestation is in Einhard's Vita Karoli Magni, which notes he was part of the Frankish rearguard killed by rebellious Basques in Iberia at the Battle of Roncevaux Pass
866 Robert I of France the king of West Francia from 922 to 923. Before his succession to the kingdom he was Count of Poitiers, Count of Paris and Marquis of Neustria and Orléans. He succeeded the Carolingian king Charles the Simple, who in 898 had succeeded Robert’s brother Odo
1171 Alfonso IX of León king of León and Galicia from the death of his father Ferdinand II in 1188 until his own death. According to Ibn Khaldun , he is said to have been called the Baboso or Slobberer because he was subject to fits of rage during which he foamed at the mouth
1195 Anthony of Padua Saint Anthony of Padua, O.F.M. also known as Anthony of Lisbon, was a Portuguese Catholic priest and friar of the Franciscan Order. Though he died in Padua, Italy, he was born and raised by a wealthy family in Lisbon. Noted by his contemporaries for his forceful preaching and expert knowledge of scripture, he was the second-fastest canonized saint and proclaimed a Doctor of the Church on 16 January 1946. He is also the patron saint of finding things or lost people
1250 Matteo I Visconti the son of Teobaldo Visconti and Anastasia Pirovano.
1275 Lorenzo Tiepolo Doge of Venice from 1268 until his death.
1357 Charles I Lord of Monaco Lord of Monaco and the founder of the Grimaldi dynasty.
1385 Richard de Vere 11th Earl of Oxford the son and heir of Aubrey de Vere, 10th Earl of Oxford. He took part in the trial of Richard, Earl of Cambridge and Lord Scrope for their part in the Southampton Plot, and was one of the commanders at Agincourt in 1415
1402 Humphrey Stafford 1st Duke of Buckingham an English nobleman. A great-grandson of King Edward III on his mother's side, he was a military commander in the Hundred Years' War and in the Wars of the Roses
1432 Luigi Pulci converted to Christianity by Orlando and follows the knight in many adventures.
1455 George Duke of Bavaria the last Duke of Bavaria-Landshut. He was a son of Louis IX the Rich and Amalia of Saxony
1575 Bartol Kašić Jesuit clergyman and grammarian during the Counter-Reformation, who wrote the first Croatian grammar and translated the Bible and the Roman Rite into Croatian.
1607 Francis Ferdinand de Capillas a Spanish Dominican friar who went as a missionary to Asia. He died in China as a martyr. He was canonized by Pope John Paul II on October 1, 2000, as one of the 120 Martyrs of China
1613 Jeremy Taylor a cleric in the Church of England who achieved fame as an author during the Protectorate of Oliver Cromwell. He is sometimes known as the "Shakespeare of Divines" for his poetic style of expression and was often presented as a model of prose writing. He is remembered in the Church of England's calendar of saints with a Lesser Festival on 13 August
1613 Gilles Ménage a French scholar.
1652 John Wise (clergyman) a Congregationalist reverend and political leader in Massachusetts during the American colonial period. Wise was noted for his political activism, specifically his protests against British taxation, for which he was once jailed As the pastor of the Chebacco Parish from 1680 to his death in 1725, Wise lived in Ipswich, Massachusetts, often called "the birthplace of American independence."
1685 Jacob Theodor Klein a Royal Prussian jurist, historian, botanist, mathematician and diplomat in service of Polish King August II the Strong.
1702 Francesco Zuccarelli an Italian painter of the late Baroque period.
1717 Louis Carrogis Carmontelle a French dramatist, painter, architect, set designer and author, and designer of one of the earliest examples of the French landscape garden, Parc Monceau in Paris. He also invented the transparent, an early ancestor of the magic lantern and motion picture, for viewing moving bands of landscape paintings
1725 Ferdinando Bertoni an Italian composer and organist.
1728 Stanislaus Czerniewicz a Lithuanian-Polish Jesuit priest. Rector of the Jesuit college of Polotsk when the Society of Jesus was suppressed he was elected vicar general for the Jesuits in Russia in 1782
1730 Karl George Lebrecht Prince of Anhalt-Köthen a German prince of the House of Ascania and ruler of the principality of Anhalt-Köthen.
1735 Frederick Albert Prince of Anhalt-Bernburg a German prince of the House of Ascania and Reigning prince of the principality of Anhalt-Bernburg from 1765 to 1796.
1736 Johann Christoph Kellner a German organist and composer. He was the son of Johann Peter Kellner
1740 Matthias Claudius a German poet, otherwise known by the penname of “Asmus”.
1750 Sylvain Maréchal a French essayist, poet, philosopher, and, as a political theorist, precursor of utopian socialism and communism. Maréchal was also the editor of the newspaper Révolutions de Paris
1768 Christoph von Schmid a writer of children's stories and an educator. His stories were very popular and translated into many languages. His best known work in the English-speaking world is The Basket of Flowers
1769 Napoleon a French military and political leader who rose to prominence during the latter stages of the French Revolution and its associated wars. As Napoleon I, he was Emperor of the French from 1804 to 1814 and again in 1815. He implemented a wide array of liberal reforms across Europe, as summarized by historian Andrew Roberts:
1771 Walter Scott a Scottish historical novelist, playwright, and poet.
1772 Johann Nepomuk Maelzel a German inventor, engineer, and showman, best known for manufacturing a metronome and several music automatons, and displaying a fraudulent chess machine.
1775 Carl Franz Anton Ritter von Schreibers an Austrian naturalist who was a native of Pressburg, Hungary, Habsburg Empire.
1776 Ignaz von Seyfried an Austrian musician, conductor and composer. He was born and died in Vienna. According to a statement in his handwritten memoirs he was a pupil of both Wolfgang Amadeus Mozart and Johann Albrechtsberger. He published Albrechtsberger's complete written works after his death. His own pupils included Franz von Suppé, Heinrich Wilhelm Ernst, Antonio Casimir Cartellieri, Joseph Fischhof and Eduard Marxsen
1776 Gottlieb Schick a German Neoclassical painter. His history paintings, portraits, and landscapes are characterized by romantic tendencies. Of these, he is best known for his portraits
1777 John McIntosh (farmer) credited with discovering the McIntosh Red apple.
1782 Faustin Soulouque a career officer and general in the Haïtian army when he was elected President of Haïti in 1847. In 1849 he was proclaimed Emperor of Haïti under the name Faustin He soon purged the army of the ruling elite, installed black-skinned loyalists in administrative positions, and created a secret police and a personal army. In 1849 he created a black nobility in the country. However, his unsuccessful attempts to reconquer the neighbouring Dominican Republic undermined his control and a conspiracy led by General Fabre Nicolas Geffrard forced him to abdicate in 1859
1784 Arkadi Suvorov a Russian general. A son of Alexander Suvorov, he rose to the rank of lieutenant general
1785 Thomas De Quincey an English essayist, best known for his Confessions of an English Opium-Eater. Many scholars suggest that in publishing this work De Quincey inaugurated the tradition of addiction literature in the West
1787 Alexander Alyabyev a Russian composer known as one of the fathers of the Russian art song. He wrote seven operas, twenty musical comedies, a symphony, three string quartets, more than 200 songs, and many other pieces
1787 Gustav Schübler a German naturalist, and the founder of applied meteorology in Germany.
1787 François Sudre (1787–1862) a violinist, composer and music teacher who invented a musical language called la Langue musicale universelle or Solrésol.
1794 Elias Magnus Fries a Swedish mycologist and botanist.
1796 John Torrey an American botanist.
1797 Hans Ferdinand Massmann a German philologist, known for his studies in Old German language and literature, and for his work introducing gymnastics into schools in Prussia.
1798 Henry Labouchere 1st Baron Taunton a prominent British Whig and Liberal Party politician of the mid-19th century.
1798 Sangolli Rayanna a prominent warrior from Karnataka, India. Rayanna was born on 15 August 1798. He was the army chief of the Kingdom of Kittur ruled at the time by Rani Chennamma and fought the British East India Company till his death. His life was the subject of the 2012 Kannada film Sangolli Rayanna
1799 Marie Roch Louis Reybaud born at Marseille.
1802 Jean Antoine Théodore de Gudin a French painter of the 19th century, born in Paris.
1807 Jules Grévy a President of the French Third Republic and one of the leaders of the Opportunist Republicans faction. Given that his predecessors were monarchists who tried without success to restore the French monarchy, Grévy is seen as the first real republican President of France
1815 George Averoff a Greek businessman and philanthropist of Aromanian origin. He is one of the great national benefactors of Greece. Born in the town of Metsovo Averoff moved to Alexandria while still young. He was known through most of his life for founding numerous schools in both Egypt and Greece