Born on 6th day

July 6, 371 Cleombrotus I known of Cleombrotus' early life. Son of Pausanias, he became king of Sparta after the death of his brother Agesipolis I in 380 BC, and led the allied Spartan-Peloponnesian army against the Thebans under Epaminondas in the Battle of Leuctra. His death and the utter defeat of his army led to the end of Spartan dominance in ancient Greece. Cleombrotus was succeeded by his son Agesipolis His other son was Cleomenes II
January 6, 437 Rufius Antonius Agrypnius Volusianus a fifth-century Roman aristocrat who held at least two important posts during the reign of the emperor Honorius. He is best known for his exchange of letters with Augustine
February 6, 685 Hlothhere of Kent a King of Kent who ruled from 673 to 685.
September 6, 823 Gondulphus of Metz the Bishop of Metz from 816 until his death.
December 6, 846 Hasan al-Askari the eleventh and the penultimate Imam of the Twelver Shia Muslims. His title al-Askari is derived from the Arabic word Asker for army. He was given this title because he lived in Samarra, a garrison town. He was 22, when his father was killed. The period of his Imāmate was six years and he died at the age of 28 and was buried in Samarra
April 6, 861 Prudentius of Troyes bishop of Troyes, and a celebrated opponent of Hincmar of Reims in the controversy on predestination.
February 6, 884 Emperor Daigo the 60th emperor of Japan, according to the traditional order of succession.
May 6, 972 Henry II Holy Roman Emperor also known as Saint Henry, Obl. B. , was Holy Roman Emperor from 1014 until his death in 1024 and the last member of the Ottonian dynasty of Emperors as he had no children. The Duke of Bavaria from 995, Henry became King of Germany following the sudden death of his second cousin, Emperor Otto III in 1002, was crowned King of Italy in 1004, and was crowned by the Pope as Emperor in 1014
February 6, 975 Emperor Sanjō the 67th emperor of Japan, according to the traditional order of succession.
October 6, 1008 Menendo González a semi-autonomous Duke of Galicia and Count of Portugal and a dominant figure in the Kingdom of León around the turn of the second millennium. He was the tutor and father-in-law of King Alfonso V from at least 1003. He maintained peaceful diplomatic relations with the Caliphate of Córdoba until 1004, after which there was a state of war. In his last years he had to deal with Viking raids, during one of which he may have been killed
June 6, 1066 Gottschalk (Obotrite prince) a prince of the Obotrite confederacy from 1043 to 1066. He established a Slavic kingdom on the Elbe in the mid-11th century. His object in life seems to have been to collect the scattered tribes of the Slavs into one kingdom, and to make that kingdom Christian
June 6, 1132 Taj al-Muluk Buri an atabeg of Damascus from 1128 to 1132. He was initially an officer in the army of Duqaq, the Seljuq ruler of Damascus, together with his father Toghtekin. When the latter took power after Duqaq's death, Buri acted as regent and later became atabeg himself
October 6, 1145 Baldwin (archbishop of Pisa) a Cistercian monk and later Archbishop of Pisa, a correspondent of Bernard of Clairvaux, and a reformer of the Republic of Pisa. Throughout his episcopate, he greatly expanded the authority of his diocese, making it the most powerful institution in Liguria and Sardinia, and notably increased its landholdings
April 6, 1151 Rostislav Yuryevich the Prince of Novgorod and Pereyaslavl, oldest son of Yuri Dolgoruky, and brother of Andrei Bogolyubsky.
August 6, 1180 Emperor Go-Toba the 82nd emperor of Japan, according to the traditional order of succession. His reign spanned the years from 1183 through 1198
April 6, 1222 Nichiren a Buddhist monk who lived during the Kamakura period in Japan. Nichiren taught devotion to the Lotus Sutra — which contained Gautama Buddha's teachings towards the end of his life — as the exclusive means to attain enlightenment. Nichiren believed that this sutra contained the essence of all of Gautama Buddha's teachings relating to the laws of cause and effect, karma and to lead all people without distinction to enlightenment. This devotion to the sutra entails the chanting of Nam Myōhō Renge Kyō as the essential practice of the teaching
June 6, 1236 Wen Tianxiang a scholar-general in the last years of the Southern Song Dynasty. For his resistance to Kublai Khan's invasion of the Song, and for his refusal to yield to the Yuan Dynasty despite being captured and tortured, he is a popular symbol of patriotism and righteousness in China. He is considered one of three heroes of the Song's last years, alongside Lu Xiufu and Zhang Shijie
January 6, 1256 Gertrude the Great a German Cistercian, mystic, and theologian. She is recognized as a saint by the Roman Catholic Church, and is inscribed in the General Roman Calendar, for celebration throughout the Latin Rite on November 16
December 6, 1281 Kirill III of Kiev a church figure, and the metropolitan of Kiev. close to a Horde Meng-king Timur. In Russian chronicles record that King Meng-Timur and Metropolitan Kirill sent Sarayskiy Bishop Theognostus to the Emperor Michael VIII and the Patriarch of Constantinople as their joint envoy with letters and gifts from each of them. This embassy is probably held around 1278, as Feognost returned to Barn in 1279
December 6, 1285 Ferdinand IV of Castile a king of Castile and León and Galicia. He was a son of Sancho El Bravo and his wife Maria de Molina
October 6, 1289 Wenceslaus III of Bohemia by inheritance the King of Bohemia , the King of Hungary and the King of Poland.
June 6, 1296 Władysław of Legnica a Duke of Legnica during 1296-1312 , of Brzeg and Wrocław during 1296-1311.
December 6, 1305 Maximus Metropolitan of all Rus the Metropolitan of Kiev who moved the see of Russian metropolitans to Vladimir-on-Kliazma. In spite of the move, the metropolitans were officially known as "Metropolitan of Kiev and All Rus'" until the establishment of autocephaly under Jonah in 1448
December 6, 1309 Humphrey de Bohun 6th Earl of Hereford a Lord High Constable of England. He distinguished himself as a captain in the Breton campaigns of the Hundred Years' War, winning the victories of Morlaix and La Roche-Derrien
March 6, 1340 John of Gaunt 1st Duke of Lancaster a member of the House of Plantagenet, the third surviving son of King Edward III of England and Philippa of Hainault. He was called "John of Gaunt" because he was born in Ghent, then rendered in English as Gaunt. When he became unpopular later in life, scurrilous rumours and lampoons circulated that he was actually the son of a Ghent butcher, perhaps because Edward III was not present at the birth. This story always drove him to fury
February 6, 1347 Dorothea of Montau a hermitess and visionary of 14th century Germany. After centuries of veneration in Central Europe, she was canonized in 1976
January 6, 1367 Richard II of England King of England from 1377 until he was deposed on 30 September 1399.
January 6, 1384 Edmund Holland 4th Earl of Kent the Earl of Kent in 1400 – 1407. He was the 106th Knight of the Order of the Garter in 1403
July 6, 1387 Blanche I of Navarre Queen of Navarre from 1425 to 1441. She became queen regnant upon the death of her father King Charles III of Navarre. She was married twice, but only had surviving issue from her second husband, King John II of Aragon, as her only son by Martin I of Sicily died in early infancy
November 6, 1391 Edmund Mortimer 5th Earl of March heir presumptive to King Richard II of England. After the deposition of Richard II, because of Mortimer's claim to the crown, he was the focus of plots against King Henry IV and King Henry Mortimer was the last Earl of March to come from his family
July 6, 1404 Yamana Sōzen originally Yamana Mochitoyo before becoming a monk. Due to his red complexion, he was sometimes known as Aka-nyūdō, "the Red Monk". He was one of the daimyo who fought against Hosokawa Katsumoto during the Ōnin War in Kyoto
March 6, 1405 John II of Castile King of Castile and León from 1406 to 1454.
December 6, 1421 Henry VI of England King of England from 1422 to 1461 and again from 1470 to 1471, and disputed King of France from 1422 to 1453. Until 1437, his realm was governed by regents. Contemporaneous accounts described him as peaceful and pious, not suited for the dynastic wars, such as the Wars of the Roses, which commenced during his reign. His periods of insanity and his inherent benevolence eventually required his wife, Margaret of Anjou, to assume control of his kingdom, which contributed to his own downfall, the collapse of the House of Lancaster, and the rise of the House of York
September 6, 1431 Demetrios Laskaris Leontares an important Byzantine statesman and military leader of the early 15th century, serving under the emperors Manuel II Palaiologos and John VIII Palaiologos.
June 6, 1436 Regiomontanus a German mathematician, astronomer, astrologer, translator, instrument maker and Catholic bishop.
February 6, 1452 Joanna Princess of Portugal a Portuguese saint, Regent and princess of the House of Aviz, daughter of King Afonso V of Portugal and his first wife Isabella of Coimbra.
March 6, 1459 Jakob Fugger a major merchant, mining entrepreneur and banker of Europe. He was a descendant of the Fugger merchant family located in the Free Imperial City of Augsburg, where he was also born and later also elevated through marriage to Grand Burgher of Augsburg. Within a few decades he expanded the family firm to a business operating in all of Europe. He began his education at the age of 14 in Venice, which also remained his main residence until 1487. At the same time he was a cleric and held several prebendaries, even though he never lived in a monastery
October 6, 1459 Martin Behaim a German mariner, artist, cosmographer, astronomer, philosopher, geographer and explorer in service to the King of Portugal.
February 6, 1461 Džore Držić a Croatian poet and playwright, one of the fathers of Croatian literature.
February 6, 1465 Scipione del Ferro an Italian mathematician who first discovered a method to solve the depressed cubic equation.
July 6, 1473 James III of Cyprus the only and posthumous child by marriage of James II of Cyprus and Catherine Cornaro and King of Cyprus from birth. He died in mysterious circumstances as an infant, leaving his mother as the last Queen of Cyprus. His death paved the way for Venice to gain control of Cyprus
March 6, 1475 Michelangelo an Italian sculptor, painter, architect, poet, and engineer of the High Renaissance who exerted an unparalleled influence on the development of Western art. Despite making few forays beyond the arts, his versatility in the disciplines he took up was of such a high order that he is often considered a contender for the title of the archetypal Renaissance man, along with his fellow Italian Leonardo da Vinci
September 6, 1475 Sebastiano Serlio an Italian Mannerist architect, who was part of the Italian team building the Palace of Fontainebleau. Serlio helped canonize the classical orders of architecture in his influential treatise variously known as I sette libri dell'architettura or Tutte l'opere d'architettura et prospetiva
December 6, 1478 Baldassare Castiglione an Italian courtier, diplomat, soldier and a prominent Renaissance author.
November 6, 1479 Joanna of Castile queen of Castile from 1504 and of Aragon from 1516. From the union of these two crowns modern Spain evolved. Joanna married Philip the Handsome, who was crowned King of Castile in 1506, initiating the rule of the Habsburgs in Spain. After Philip's death that same year, Joanna was deemed mentally ill and was confined to a nunnery for the rest of her life. Though she remained the legal queen of Castile throughout this time, her father, Ferdinand II of Aragon, was regent until his death, when she inherited his kingdom as well. From 1517, her son, Charles, ruled as king, while she nominally remained co-monarch
March 6, 1483 Francesco Guicciardini an Italian historian and statesman. A friend and critic of Niccolò Machiavelli, he is considered one of the major political writers of the Italian Renaissance. In his masterpiece, The History of Italy, Guicciardini paved the way for a new style in historiography, with his use of government sources to support arguments and the realistic analysis of the people and events of his time
January 6, 1486 Martin Agricola a German composer of Renaissance music and a music theorist.
January 6, 1488 Helius Eobanus Hessus a German Latin poet born at Halgehausen in Hesse-Kassel.
March 6, 1493 Juan Luis Vives a Valencian scholar and humanist who spent most of his entire adult life in the Southern Netherlands. His beliefs on the soul, insight to early medicine practice, and perspective on emotions, memory and learning earned him the title of the "father" of modern psychology. Vives was the first to shed light on some key ideas that established how we perceive psychology today
November 6, 1494 Suleiman the Magnificent the tenth and longest-reigning Sultan of the Ottoman Empire, from 1520 to his death in 1566.