Died on January 31

579 Khosrau I the successor of his father Kavadh I on the Sasanian Persian throne. Khosrau I was the twenty-second Sasanian Emperor of Persia, and the most famous and celebrated of the Sasanian kings
632 Máedóc of Ferns an Irish saint, founder and first bishop of Ferns in County Wexford and a patron of other churches, such as Rossinver in County Leitrim and Drumlane in County Cavan.
733 Muhammad al-Baqir Known as al-Baqir. His full name was Muhammad bin 'Ali bin al-Husayn bin Ali bin Abi Talib and was the fifth Shiite Imam after his father zayn al-Abidin and before his son Ja'far al-Sadiq. He was the first for whom the birth of al-Hasan and al-Husayn, the grandsons of Muhammad came together. Many traditions and abundant knowledge were reported on his authority. He is revered by Shiite Muslims for his religious leadership and highly respected by Sunni Muslims for his knowledge and Islamic scholarship as a leading jurist of Medina
876 Hemma the wife of Louis the German, and Queen consort of Eastern Francia.
1030 William V Duke of Aquitaine Duke of Aquitaine and Count of Poitou from 990 until his death.
1330 John I Marquis of Namur the ruler of Namur from 1305 to 1330. He was a member of the House of Dampierre, the son of Guy of Dampierre, Count of Flanders and Marquis of Namur, and his second wife Isabelle of Luxembourg. John was the father of Blanche of Namur, Queen of Sweden and Norway
1398 Emperor Sukō the third of Ashikaga Pretenders during the Period of the Northern and Southern Courts in Japan. According to pre-Meiji scholars, his reign spanned the years from 1348 through 1351
1418 Mircea I of Wallachia ruler of Wallachia from 1386 until his death. The byname "elder" was given to him after his death in order to distinguish him from his grandson Mircea Starting in the 19th century, Romanian historiography has also referred to him as Mircea the Great
1435 Xuande Emperor the fifth emperor of the Ming Dynasty of China from 1425 to 1435. His era name means "Proclamation of Virtue"
1561 Bairam Khan an important military commander, among top generals, later commander in chief of the Mughal army, a powerful statesman and regent at the court of the Mughal emperors Humayun and Akbar, also guardian, chief mentor, advisor, teacher and most trusted person of Humayun. Humayun honored him as Khan Khanan,means king of kings. Bairam actually was not "Khan": his real name was Bairam "Beg". The Shah of Iran, Tamasp, honored him as 'Kha' or Khan
1561 Menno Simons an Anabaptist religious leader from the Friesland region of the Low Countries. Simons was a contemporary of the Protestant Reformers and his followers became known as Mennonites. "Menno Simons" is the Dutch version of his name; the Frisian version is Minne Simens , the possessive "s" creating a patronym meaning "Minne, son of Simen"
1580 Henry King of Portugal King of Portugal and the Algarves and a cardinal of the Roman Catholic Church. He ruled Portugal between 1578 and 1580, and was known as Henry the Chaste
1606 Ambrose Rookwood a member of the failed 1605 Gunpowder Plot, a conspiracy to replace the Protestant King James I with a Catholic monarch. Rookwood was born into a wealthy family of Catholic recusants, and educated by Jesuits at Flanders. His older brother became a Franciscan, and his two younger brothers were ordained as Catholic priests. Rookwood, however, became a horse-breeder. He married the Catholic Elizabeth Tyrwhitt, and had at least two sons
1606 Guy Fawkes a member of a group of provincial English Catholics who planned the failed Gunpowder Plot of 1605.
1615 Claudio Acquaviva Very Rev. Claudio Acquaviva, S.J. was an Italian Jesuit priest elected in 1581 the 5th Superior General of the Society of Jesus. He is often referred to as the second founder of the Jesuit Order. Some older texts, including those illustrated in this article, spell his name Aquaviva
1615 Sō Yoshitoshi a Sō clan daimyō of the island domain of Tsushima at the end of Japan's Sengoku period, and into the Edo period. His name is sometimes read as Yoshitomo. Under the influence of Konishi Yukinaga he was baptized and accepted the name "Dario". He took part in Toyotomi Hideyoshi's invasions of Korea in the 1590s, and led a force in the Siege of Busan
1628 Abraham van den Blocke an architect and sculptor.
1632 Jost Bürgi a Swiss clockmaker, a maker of astronomical instruments and a mathematician.
1644 Kemankeş Mustafa Pasha an Ottoman military officer and statesman. He served as Kapudan Pasha and as grand vizier
1665 Johannes Clauberg a German theologian and philosopher. Clauberg was the founding Rector of the first University of Duisburg, where he taught from 1655 to 1665. He is known as a "scholastic cartesian"
1668 Hermann Busenbaum a Jesuit theologian. He attained fame as a master of casuistry
1686 Jean Mairet a classical French dramatist who wrote both tragedies and comedies.
1703 Rafał Leszczyński (1650–1703) a Polish nobleman , father of King of Poland Stanisław I Leszczyński.
1707 Philibert de Gramont a French nobleman, known as the protagonist of the Mémoires written by Antoine Hamilton. He was an elder brother of Antoine III of Gramont and uncle of Catherine Charlotte de Gramont, princess of Monaco
1720 Thomas Grey 2nd Earl of Stamford a British peer and politician.
1729 Jacob Roggeveen a Dutch explorer who was sent to find Terra Australis, but he instead came across Easter Island. Jacob Roggeveen also encountered Bora Bora and Maupiti of the Society Islands, Samoa. He planned the expedition along with his brother Jan Roggeveen, who stayed in the Netherlands
1736 Filippo Juvarra an Italian architect and stage set designer, active in a late-Baroque style.
1771 Dmitry Laptev a Russian Arctic explorer and Vice Admiral. The Dmitry Laptev Strait is named in his honor and the Laptev Sea is named in honor of him and his cousin, and fellow Arctic explorer, Khariton Laptev
1780 Jonathan Carver a colonial Massachusetts explorer and writer. He was born in Weymouth, Massachusetts and then moved with his family to Canterbury, Connecticut. He later married Abigail Robbins and became a shoemaker. He is believed to have had seven children
1783 Caffarelli (castrato) an Italian castrato and opera singer, who took his stage name Caffarelli from Domenico Caffaro, his patron. Like Farinelli, Caffarelli was a student of Nicola Porpora
1788 Charles Edward Stuart the second Jacobite pretender to the thrones of England, Scotland, and Ireland. This claim was as the eldest son of James Francis Edward Stuart, himself the son of James II of England. Charles is perhaps best known as the instigator of the unsuccessful Jacobite uprising of 1745, in which he led an insurrection to restore his family to the throne of the Kingdom of Great Britain, which ended in defeat at the Battle of Culloden that effectively ended the Jacobite cause. Charles's flight from Scotland after the uprising has rendered him a romantic figure of heroic failure in some later representations. In 1759 he was involved in a French plan to invade Britain which was abandoned following British naval victories
1790 Thomas Lewis (Virginia) an Irish-American surveyor, lawyer, and a pioneer of early Virginia. He was a signatory to the Fairfax Resolves preceding the American War for Independence, and after the conflict, contributed to the settlement of western Virginia in an area that would one day become part of West Virginia
1794 Mariot Arbuthnot a British admiral, who commanded the Royal Navy's North American station during the American War for Independence.
1811 Manuel Alberti a priest from Buenos Aires, when the city was part of the Viceroyalty of the Río de la Plata. He had a curacy at Maldonado, Uruguay during the British invasions of the Río de la Plata, and returned to Buenos Aires in time to take part in the May Revolution of 1810. He was chosen as one of the seven members of the Primera Junta, which is considered the first national government of Argentina. He supported most of the proposals of Mariano Moreno and worked at the Gazeta de Buenos Ayres newspaper. The internal disputes of the Junta had a negative effect on his health, and he died of a heart attack in 1811
1815 José Félix Ribas a Venezuelan independence leader and hero of the Venezuelan War of Independence.
1821 Antonio Doria Pamphili an Italian Cardinal from a prominent Neapolitan noble family of Genoese heritage. As protodeacon, he announced the election of cardinal Barnaba Chiaramonti election at the end of the conclave of 1800 as Pope Pius VII
1828 Alexander Ypsilantis a member of a prominent Phanariot Greek family, a prince of the Danubian Principalities, a senior officer of the Imperial Russian cavalry during the Napoleonic Wars, and a leader of the Filiki Eteria, a secret organization that coordinated the beginning of the Greek War of Independence against the Ottoman Empire. He should not be confused with his namesake grandfather, a Prince of Wallachia and Moldavia at the end of the 18th century
1836 John Cheyne (physician) a British physician, surgeon and author of monographs on a number of medical topics. He was one of the people to identify Cheyne–Stokes respiration
1837 Ferdinand Dalberg-Acton a British baronet.
1839 Emil Korytko a Polish political activist in the period of the Great Emigration, who was exiled to Ljubljana, Carniola and became an important ethnographer, philologist and translator there. His legacy are collections of Slovene folk poems and vivid descriptions of Carniolan folk customs. He significantly contributed to the mutual dialogue between Polish and Slovene authors and readers
1844 Henri Gatien Bertrand born at Châteauroux, Indre as a member of a well-to-do bourgeois family.
1854 Silvio Pellico an Italian writer, poet, dramatist and patriot.
1856 11th Dalai Lama the 11th Dalai Lama of Tibet.
1858 Václav Mánes a Czech painter. He was the brother of Antonín Mánes and uncle of Quido and Josef Mánes and Amalie Mánesová, all of whom were also painters. Some of his work may today be seen in the collections of the National Gallery in Prague. Little is known of him; even the date of his birth is uncertain. He never married and lived and worked in his brother's household for the duration of his career. He spent three years living and working in Rome, where his chief companions were members of the Nazarenes. Stylistically, his work hovered somewhere between neoclassicism and Romanticism. He served as director of the Prague Academy from 1835 to 1836 and again in 1840. He won some acclaim for his depictions of scenes from the Bible, and painted portraits as well. He died in Prague
1864 Alexander Druzhinin a Russian writer, translator, and magazine editor.
1865 Hugh Falconer a Scottish geologist, botanist, palaeontologist, and paleoanthropologist. He studied the flora, fauna, and geology of India, Assam, and Burma, and was the first to suggest the modern evolutionary theory of punctuated equilibrium. He was the first to discover the Siwalik fossil beds, and may also have been the first person to discover a fossil ape
1866 Friedrich Rückert a German poet, translator, and professor of Oriental languages.
1869 Gérard Daniel Westendorp a Dutch born, Belgian military physician and botanist.
1870 Cilibi Moise a Moldavian-born Wallachian and Romanian peddler, humorist, aphorist, and raconteur. He is best known for the aphorisms and anecdotes attributed to him, which, although recorded in Romanian, represent an important segment of the local secular Jewish culture and Jewish humor in the 19th century. Moise relied on others to record his own creations, and these often refer to him using the third person, which made him a stock character
1876 Josef Anton Gegenbauer an accomplished German historical and portrait painter.