Died on September 23

788 Ælfwald I of Northumbria king of Northumbria from 779 to 788. He is thought to have been a son of Oswulf, and thus a grandson of Eadberht Eating
965 Al-Mutanabbi an Arab poet. He is considered as one of the greatest poets in the Arabic language. Much of his poetry revolves around praising the kings he visited during his lifetime. Some consider his 326 poems to be a great representation of his life story. He started writing poetry when he was nine years old. He is well known for his sharp intelligence and wittiness. Al-Mutanabbi had a great pride in himself through his poetry. Among the topics he discussed were courage, the philosophy of life, and the description of battles. Many of his poems were and still are widely spread in today's Arab world and are considered to be proverbial
1241 Snorri Sturluson an Icelandic historian, poet, and politician. He was elected twice as a lawspeaker at the Icelandic parliament, the Althing. He was the author of the Prose Edda or Younger Edda, which consists of Gylfaginning , a narrative of Norse mythology, the Skáldskaparmál, a book of poetic language, and the Háttatal, a list of verse forms. He was also the author of the Heimskringla, a history of the Norwegian kings that begins with legendary material in Ynglinga saga and moves through to early medieval Scandinavian history. For stylistic and methodological reasons, Snorri is often taken to be the author of Egil's saga
1253 Wenceslaus I of Bohemia King of Bohemia from 1230 to 1253.
1267 Beatrice of Provence Countess of Provence and Forcalquier. She was also a Queen consort of Sicily by marriage to King Charles I of Sicily
1386 Dan I of Wallachia prince of Wallachia between 1383 and 1386. He was the son of Radu I of Wallachia and the step-brother of Mircea I of Wallachia
1390 John I Duke of Lorraine the duke of Lorraine from 1346 to his death. As an infant of six months, he succeeded his father, Rudolph, who was killed in the Battle of Crécy. His mother was Mary, daughter of Guy I of Blois
1440 Lorenzo the Elder an Italian banker of the House of Medici of Florence, the younger brother of Cosimo de' Medici the Elder and the founder of the so-called dei Popolani line of the family.
1444 Francesco I Gonzaga Marquess of Mantua Marquess of Mantua from 1407 to 1444. He was also a condottiero
1448 Adolph I Duke of Cleves the second Count of Cleves and the fourth Count of Mark.
1461 Charles Prince of Viana the son of King John II of Aragon and Queen Blanche I of Navarre.
1463 Giovanni di Cosimo de' Medici an Italian banker and patron of arts.
1508 Beatrice of Naples the daughter of Ferdinand I of Naples and Isabella of Clermont. She was twice Queen of Hungary and of Bohemia, having married both Matthias Corvinus and Vladislaus II
1527 Charles de Lannoy a soldier and statesman from the Low Countries in service of the Habsburg Emperors Maximilian I and Charles V of Spain.
1535 Catherine of Saxe-Lauenburg the first consort of Gustav I of Sweden and Queen of Sweden from 1531 until her death in 1535. She was born in Ratzeburg to Magnus I, Duke of Saxe-Lauenburg and Catherine, daughter of Henry IV, Duke of Brunswick-Lüneburg
1571 John Jewel an English bishop of Salisbury.
1573 Azai Hisamasa a son of Azai Sukemasa and the second head of the Azai clan.
1582 Louis Duke of Montpensier the second Duke of Montpensier. He was the great great grandfather of la Grande Mademoiselle
1605 Pontus de Tyard a French poet and priest, a member of "La Pléiade".
1624 Willem Pieterszoon Buytewech a Dutch Golden Age painter, draughtsman and etcher. He is one of the early specialists in the merry company type of subject in Dutch genre painting. His contemporaries named him “Gheestige Willem”
1653 Jacques Goar a French Dominican and Hellenist.
1657 Joachim Jungius a German mathematician, logician and philosopher of sciences.
1659 Bogusław Leszczyński a Polish noble and politician from Wielkopolska region. Traveled abroad from 1632-1636 with his tutor John Jonston, studied under Comenius
1666 Hannibal Sehested (governor) a Danish statesman and son-in-law of King Christian He served as Governor-general of Norway from 1642 to 165I where he fought the Hannibal war against Sweden and implemented many reforms. After a fall from grace leading to his resignation as Governor-general in 1651, he regained trust from Frederick III in 1660 and negotiated the Treaty of Copenhagen and worked as lord treasurer and councilor of state until his death in 1666
1666 François Mansart a French architect credited with introducing classicism into Baroque architecture of France. The Encyclopædia Britannica cites him as the most accomplished of 17th-century French architects whose works "are renowned for their high degree of refinement, subtlety, and elegance"
1675 Valentin Conrart a French author, and as a founder of the Académie française, the first occupant of seat 2.
1712 Thomas Halyburton a Scottish divine.
1728 Christian Thomasius a German jurist and philosopher.
1736 Maria Pronchishcheva a Russian explorer.
1738 Herman Boerhaave a Dutch botanist, Christian humanist and physician of European fame. He is regarded as the founder of clinical teaching and of the modern academic hospital and is sometimes referred to as "the father of physiology," along with his pupil Albrecht von Haller. He is best known for demonstrating the relation of symptoms to lesions and, in addition, he was the first to isolate the chemical urea from urine. His motto was Simplex sigillum veri; Simplicity is the sign of truth
1764 Robert Dodsley an English bookseller, poet, playwright, and miscellaneous writer.
1766 John Brown (essayist) an English divine and author.
1773 Johan Ernst Gunnerus a Norwegian bishop and botanist. Gunnerus was born at Christiania. He was bishop of the Diocese of Nidaros from 1758 until his death and also a professor of theology at the University of Copenhagen
1780 Marie Anne de Vichy-Chamrond marquise du Deffand a French hostess and patron of the arts.
1780 Ernest Frederick III Duke of Saxe-Hildburghausen a duke of Saxe-Hildburghausen.
1789 John Rogers (Continental Congress) an American lawyer and judge from Upper Marlboro, Maryland. He was a delegate for Maryland to the Continental Congress in 1775 and 1776, and Maryland's Chancellor from 1778 until his death
1791 Carl von Gontard a German architect; he worked primarily in Berlin, Potsdam, and Bayreuth.
1816 Alessandro Verri an Italian author.
1820 François Christophe de Kellermann a French military commander, later the Général d'Armée, and a Marshal of France. Marshal Kellermann served in varying roles throughout the entirety of two epochal conflicts, the French Revolutionary Wars and the Napoleonic Wars
1823 Matthew Baillie a Scottish physician and pathologist.
1824 John Cartwright (political reformer) an English naval officer, Nottinghamshire militia major and prominent campaigner for parliamentary reform. He subsequently became known as the Father of Reform. His younger brother Edmund Cartwright became famous as the inventor of the steam power loom
1828 Richard Parkes Bonington an English Romantic landscape painter, who moved to France at the age of 14 and can also be considered as a French artist, and an intermediary bringing aspects of English style to France. Becoming after his very early death one of the most influential British artists of his time, the facility of his style was inspired by the old masters, yet was entirely modern in its application. His landscapes were mostly of coastal scenes, with a low horizon and large sky, showing a brilliant handling of light and atmosphere. He also painted small historical cabinet paintings in a freely-handled version of the Troubadour style
1830 Elizabeth Monroe First Lady of the United States from 1817 to 1825, as the wife of James Monroe, fifth President, who held the office for two terms. Due to the fragile condition of Elizabeth's health during his presidency, many duties of official hostess were assumed by her eldest daughter, Eliza Monroe Hay
1835 Vincenzo Bellini an Italian opera composer, who was known for his long-flowing melodic lines for which he was named "the Swan of Catania". Many years later, in 1898, Giuseppe Verdi "praised the broad curves of Bellini's melody: 'there are extremely long melodies as no-one else had ever made before' "
1835 Georg Adlersparre a Swedish army commander, politician and writer.
1836 Maria Malibran a mezzo-soprano who commonly sang both contralto and soprano parts, and was one of the most famous opera singers of the 19th century. Malibran was known for her stormy personality and dramatic intensity, becoming a legendary figure after her death at age 28. Contemporary accounts of her voice describe its range, power and flexibility as extraordinary
1836 Andrey Razumovsky a Russian diplomat who spent many years of his life in Vienna. His name is transliterated differently in different English sources, including spellings Razumovsky, Rasoumoffsky, and Rasoumoffsky, the last of which being used by the British Government for its official translation from the French of the Paris peace treaty of 1815 and the Final Act of the Congress of Vienna
1844 Peter Kirillovich Essen a Russian General of the Infantry in 1819 and a count of Baltic German origin. He belongs to the 'Essen' – bourgeois family from Pärnu. Essen's only daughter, Alexandrine Essen , married count Pontus Stenbock-Fermor in 1835, at which point they began using the joint name Essen-Stenbock-Fermor
1845 Matija Ahacel a Carinthian Slovene philologist, publicist, and collector of folk songs.
1846 John Ainsworth Horrocks one of the first settlers in the Clare Valley in 1839. He established the town of Penwortham in South Australia