Born on 27th day

November 27, 395 Rufinus (consul) a 4th-century Eastern Roman Empire statesman of Gaulish extraction who served as Praetorian prefect of the East for the emperor Theodosius I, as well as his son Arcadius, under whom Rufinus was the actual power behind the throne.
March 27, 520 Malo (saint) the mid-6th century founder of Saint-Malo in Brittany, France. He is one of the seven founder saints of Brittany
November 27, 639 Acarius bishop of Doornik and Noyon, which today are located on either side of the Franco-Belgian border.
May 27, 742 Emperor Dezong of Tang an emperor of the Chinese Tang Dynasty and the oldest son of his father Emperor Daizong. His reign of 26 years was the third longest in the Tang dynasty. Emperor Dezong started out as a diligent and frugal emperor and he tried to reform the governmental finances by introducing new tax laws. His attempts to destroy the powerful regional warlords and the subsequent mismanagement of those campaigns, however, resulted in a number of rebellions that nearly destroyed him and the Tang Dynasty. After those events, he dealt cautiously with the regional governors, causing warlordism to become unchecked, and his trust of eunuchs caused the eunuchs' power to rise greatly. He was also known for his paranoia about officials' wielding too much power, and late in his reign, he did not grant much authority to his chancellors
August 27, 749 Qahtaba ibn Shabib al-Ta'i a follower of the Abbasids from Khurasan who played a leading role in the Abbasid Revolution against the Ummayad Caliphate.
September 27, 808 Emperor Ninmyō the 54th emperor of Japan, according to the traditional order of succession. Ninmyō's reign lasted from 833 to 850
September 27, 823 Ermentrude of Orléans Queen of the Franks by her marriage to Charles the Bald, Holy Roman Emperor and King of West Francia. She was the daughter of Odo, Count of Orléans and his wife Engeltrude
November 27, 862 Máel Sechnaill mac Máele Ruanaid High King of Ireland. The Annals of Ulster use the Old Irish title rí hÉrenn uile, that is "king of all Ireland", when reporting his death, distinguishing Máel Sechnaill from the usual Kings of Tara who are only called High Kings of Ireland in late sources such as the Annals of the Four Masters or Geoffrey Keating's Foras Feasa ar Éirinn
February 27, 906 Conrad Duke of Thuringia the Duke of Thuringia until 892 and the Duke of Franconia until his death. He was the namesake of the Conradiner family and son of Udo of Neustria. His mother was a daughter of Conrad I of Logenahe. He was the count of the Oberlahngau , Hessengau , Gotzfeldgau , Wetterau , and Wormsgau. He united all of Hesse under his political control and thus bequeathed to his heirs what would be the Duchy of Franconia
October 27, 921 Chai Rong the second emperor of imperial China's short-lived Later Zhou during the Five Dynasties and Ten Kingdoms period, reigning from 954 until his death. He succeeded his uncle-in-law Guo Wei, whose surname he had adopted
March 27, 972 Robert II of France King of the Franks from 996 until his death. The second reigning member of the House of Capet, he was born in Orléans to Hugh Capet and Adelaide of Aquitaine
April 27, 1051 Fulk Bertrand of Provence the joint Count of Provence with his elder brother William IV from 1018 and with his younger brother Geoffrey I from at least 1032 if not earlier. After William's death, Fulk assumed the title of margrave, indicating headship of the dynasty. They were the sons of William II, count of Provence
February 27, 1076 Godfrey IV Duke of Lower Lorraine a son of Godfrey the Bearded, whom he succeeded as Duke of Lower Lorraine in 1069. His mother was Doda and his sister was Ida
November 27, 1127 Emperor Xiaozong of Song the eleventh emperor of the Song Dynasty of China, and the second emperor of the Southern Song. His personal name was Zhao Shen. He reigned from 1162 to 1189. His temple name means "Filial Ancestor"
January 27, 1137 John of Crema an Italian papal legate and Cardinal. He was a close supporter of Pope Callistus II
May 27, 1141 Eisai a Japanese Buddhist priest, credited with bringing the Rinzai school of Zen Buddhism and green tea from China to Japan. He is often known simply as Eisai/Yōsai Zenji , literally "Zen master Eisai"
October 27, 1156 Raymond VI Count of Toulouse count of Toulouse and marquis of Provence from 1194 to 1222. He was also count of Melgueil from 1173 to 1190
September 27, 1194 Renaud de Courtenay a French nobleman of the House of Courtenay who came over to England, of Sutton, Berkshire. He can be said to be the founder of the English Courtenay family which became Earls of Devon in 1335. He was the son of Miles de Courtenay and Ermengard de Nevers
March 27, 1196 Sviatoslav III of Vladimir the Prince of Novgorod and Grand Prince of Vladimir-Suzdal.
March 27, 1223 Raymond-Roger Count of Foix the fifth count of Foix from the House of Foix. He was the son and successor of Roger Bernard I and his wife Cécilia Trencavel
May 27, 1240 William de Warenne 5th Earl of Surrey the son of Hamelin de Warenne and Isabel, daughter of William de Warenne, 3rd Earl of Surrey. His father Hamelin granted him the manor of Appleby, North Lincolnshire
January 27, 1242 Saint Margaret of Hungary a Dominican nun and the daughter of King Béla IV of Hungary and Maria Laskarina. She was the younger sister of Kinga of Poland and the Blessed Yolanda of Poland and, through her father, the niece of the famed Saint Elizabeth of Hungary
August 27, 1255 Little Saint Hugh of Lincoln an English boy whose death prompted a blood libel. Hugh is known as Little Saint Hugh to distinguish him from Saint Hugh of Lincoln, an adult saint. The style is often corrupted to Little Sir Hugh. Little Saint Hugh became one of the best known of the blood libel saints: generally children whose deaths were interpreted as sacrifices committed by Jews
September 27, 1271 Wenceslaus II of Bohemia King of Bohemia , Duke of Cracow , and King of Poland.
May 27, 1272 Eric I Duke of Schleswig a Danish nobleman. He was the ruling Duke of Schleswig from 1260 until his death in 1272. He was the second son of King Abel of Denmark, Duke of Schleswig and Mechtild of Holstein
September 27, 1275 John II Duke of Brabant Duke of Brabant, Lothier and Limburg. He was the son of John I of Brabant and Margaretha of Flanders, daughter of Guy of Dampierre
March 27, 1306 Philip III of Navarre the second son of Louis of Évreux and Margaret of Artois and therefore a grandson of King Philip III of France. Because of this descent, he was a possible heir to the throne of France
May 27, 1332 Ibn Khaldun an Arab Muslim historiographer and historian, regarded to be among the founding fathers of modern sociology, historiography and economics.
October 27, 1335 Taejo of Joseon Yi Dan, was the founder and the first king of the Joseon Dynasty of Korea, and the main figure in overthrowing the Goryeo Dynasty. He was posthumously raised to the rank of Emperor in 1899 by Gojong, the Gwangmu Emperor, who had proclaimed the Korean Empire in 1897
June 27, 1350 Manuel II Palaiologos Byzantine Emperor from 1391 to 1425. Shortly before his death he was tonsured a monk and received the name Matthew. He is commemorated on July 21
December 27, 1350 John I of Aragon the King of Aragon from 1387 until his death.
November 27, 1380 Ferdinand I of Aragon king of Aragon, Valencia, Majorca, Sardinia and Corsica and king of Sicily, duke of Athens and Neopatria, and count of Barcelona, Roussillon and Cerdanya. He was also regent of Castile
September 27, 1389 Cosimo de' Medici the first of the Medici political dynasty, de facto rulers of Florence during much of the Italian Renaissance; also known as "Cosimo 'the Elder'" and "Cosimo Pater Patriae". His power derived from his great wealth as a banker, and he was a great patron of learning, the arts and architecture
December 27, 1390 Anne de Mortimer the mother of Richard Plantagenet, 3rd Duke of York, and the grandmother of King Edward IV and King Richard III.
March 27, 1401 Albert III Duke of Bavaria the Pious of Bavaria-Munich , since 1438 Duke of Bavaria-Munich. He was born in Munich to Ernest, Duke of Bavaria and Elisabetta Visconti, daughter of Bernabò Visconti
October 27, 1401 Catherine of Valois the Queen consort of England from 1420 until 1422. She was the daughter of Charles VI of France, wife of Henry V of England, mother of Henry VI of England, and through her secret marriage with Owen Tudor, the grandmother of Henry VII of England. Catherine's older sister Isabella was queen of England from 1396 until 1399, as the child bride of Richard II
August 27, 1407 Ashikaga Yoshikazu the 5th shogun of the Ashikaga shogunate who reigned from 1423 to 1425 during the Muromachi period of Japan. Yoshikazu was the son of the fourth shogun Ashikaga Yoshimochi
March 27, 1416 Francis of Paola an Italian mendicant friar and the founder of the Roman Catholic Order of Minims. Unlike the majority of founders of men's religious orders, and like his patron saint, Francis was never ordained a priest
March 27, 1416 Antonio Squarcialupi an Italian organist and composer. He was the most famous organist in Italy in the mid-15th century
November 27, 1422 Gaston IV Count of Foix a French nobleman from Bearn, who founded a brief-ruling dynastic house of the Kingdom of Navarre.
June 27, 1430 Henry Holland 3rd Duke of Exeter a Lancastrian leader during the English Wars of the Roses. He was the only son of John Holland, 2nd Duke of Exeter, and his first wife Lady Anne Stafford. His maternal grandparents were Edmund Stafford, 5th Earl of Stafford, and Anne of Gloucester
September 27, 1433 Stanisław Kazimierczyk a Polish Roman Catholic canon regular, theologian and preacher.
September 27, 1442 John de la Pole 2nd Duke of Suffolk KG , known as "the Trimming Duke". He was the son of William de la Pole, 1st Duke of Suffolk and Alice Chaucer, daughter of Thomas Chaucer, and a great-grandson of the poet Geoffrey Chaucer
January 27, 1443 Albert III Duke of Saxony a Duke of Saxony. He was nicknamed Albert the Bold or Albert the Courageous and founded the Albertine line of the House of Wettin
June 27, 1447 Jean IV de Rieux a Breton noble and Marshal. He was the son of Jean III de Rieux and Béatrice de Rohan-Montauban
July 27, 1452 Ludovico Sforza Duke of Milan from 1489 until 1500. A member of the Sforza family, he was the second son of Francesco I Sforza. He was famed as a patron of Leonardo da Vinci and other artists, and presided over the final and most productive stage of the Milanese Renaissance. He is probably best known as the man who commissioned The Last Supper
July 27, 1452 Lucrezia Crivelli a mistress of Ludovico Sforza, il Moro, Duke of Milan. She was the mother of Sforza's son, Giovanni Paolo I Sforza, Marquess of Caravaggio. Crivelli has been thought to be the subject of Leonardo da Vinci's painting, La belle ferronnière
December 27, 1459 John I Albert King of Poland and Duke of Głogów.
June 27, 1462 Louis XII of France a monarch of the House of Valois who ruled as King of France from 1498 to 1515 and King of Naples from 1501 to 1504. The son of Charles, Duke of Orléans, and Maria of Cleves, he succeeded his cousin Charles VIII, who died without a closer heir in 1498
October 27, 1466 Desiderius Erasmus a Dutch Renaissance humanist, Catholic priest, social critic, teacher, and theologian.