Died on April 1

304 Pope Marcellinus the Bishop of Rome or Pope from 30 June 296 to his death in 304. According to the Liberian Catalogue, he was a Roman, the son of a certain Projectus. His predecessor was Pope Caius
996 Pope John XV Pope from August 985 to his death in 996. He succeeded Boniface VII. He was said to have been Pope after another Pope John who reigned four months after Pope John XIV and was named "Papa Ioannes XIV Bis" or "Pope John XIVb". This supposed second John XIV never existed, rather he was confused with a certain cardinal deacon John, son of Robert, who was opposed to Boniface VII and is now excluded from the papal lists
1012 Herman III Duke of Swabia a member of the Conradine dynasty. He was Duke of Swabia from 1003 until 1012
1085 Emperor Shenzong of Song the sixth emperor of the Chinese Song dynasty. His personal name was Zhao He reigned from 1067 to 1085
1132 Hugh of Châteauneuf the Bishop of Grenoble from 1080 to his death. He was a partisan of the Gregorian reform and opposed to Guy of Burgundy, Archbishop of Vienne, later Pope as Callistus II
1191 Engelbert II Count of Gorizia Count of Gorizia from 1150 until his death. At the end of his life, he also held the title of a Margrave of Istria, a Count palatine in the Duchy of Carinthia and Vogt of Aquileia
1204 Eleanor of Aquitaine one of the wealthiest and most powerful women in western Europe during the High Middle Ages and a member of the Ramnulfid dynasty of rulers in southwestern France. She became Duchess of Aquitaine in her own right while she was still a child, then later Queen consort of France and of England. She was the patron of literary figures such as Wace, Benoît de Sainte-Maure, and Bernart de Ventadorn
1205 Amalric II of Jerusalem an older brother of Guy of Lusignan.
1412 Albert King of Sweden King of Sweden from 1364 to 1389 and Duke of Mecklenburg-Schwerin from 1384 to 1412 as Albert III.
1431 Nuno Álvares Pereira Dom Nuno Álvares Pereira, Carm. also spelled Nun'Álvares Pereira, was a Portuguese general of great success who had a decisive role in the 1383-1385 Crisis that assured Portugal's independence from Castile. He later became a mystic, was beatified by Pope Benedict XV in 1918 and was canonised by Pope Benedict XVI in 2009
1437 Louis of Cyprus King of Cyprus, reigning together with and in the right of his wife, Queen Charlotte of Cyprus. He was the second son and namesake of Louis, Duke of Savoy, and his wife Anne of Lusignan, daughter of King Janus of Cyprus. He was born in Geneva
1441 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
1455 Zbigniew Oleśnicki (cardinal) a high-ranking Roman Catholic clergyman and an influential Polish statesman and diplomat. He served as Bishop of Kraków from 1423 until his death in 1455. He took part in the management of the country's most important affairs, initially as a royal secretary under King Władysław II Jagiełło and later as the effective regent during King Władysław III's minority. In 1449 he became the first native Polish cardinal
1478 Fernando I Duke of Braganza the 2nd Duke of Braganza and the 1st Marquis of Vila Viçosa, among other titles. He took part in the Portuguese conquests in North Africa and served as governor of different territories there
1488 John II Duke of Bourbon a son of Charles I of Bourbon and Agnes of Burgundy. He was Duke of Bourbon and Auvergne from 1456 to his death
1528 Francisco de Peñalosa a Spanish composer of the middle Renaissance.
1547 Marie of Luxembourg Countess of Vendôme a French princess, the elder daughter and principal heiress of Pierre II de Luxembourg, Count of Saint-Pol, by Margaret, a daughter of Louis, Duke of Savoy. She belonged to the French, cadet branch of a dynasty which had reigned as Dukes of Luxembourg and whose senior line provided several Holy Roman Emperors before becoming extinct in 1437
1548 Sigismund I the Old of Poland , of the Jagiellon dynasty, reigned as King of Poland and also as the Grand Duke of Lithuania from 1506 until 1548. Earlier, Sigismund had been invested as Duke of Silesia. A successful monarch and a great patron of arts, he established Polish suzerainty over Ducal Prussia and incorporated the duchy of Mazovia into the Polish state, securing the nation's wealth, culture and power
1564 Christoph Froschauer the first printer in Zurich, notably for printing the Froschauer Bible, the Zwinglian Bible translation. His workshop is the nucleus of the Orell Füssli publishing house
1567 Jan Krzysztof Tarnowski Count Jan Krzysztof Tarnowski -Polish nobleman , Leliwa coat of arms. Son of Hetman Jan Tarnowski and Zofia née Szydłowiecka. He was married to Zofia Odrowąż since 1555, but had no issue. He was educated in the worldly affairs at the court of Ferdinand I, Holy Roman Emperor, at his father's great expense claimed Orzechowski. He was owner of Tarnów, Wiewiórka, Przeworsk, Rożnów and Stare Sioło. Secretary of King Sigismund II Augustus since 1554, held offices of castellan of Wojnicz, starost of Sandomierz, Stryj and Dolina. Poor health disallowed Jan Krzysztof to have a substantial career in the military, Niesiecki said: King was shoving a lesser military command to him during the Muscovy war , but his health weak due to consumption prevented him from achieving knightly deeds.' Died prematurely, most likely to the ravages of tuberculosis, and was buried next to his father, Piotr Skarga presided over his funeral at Tarnów. On his person ended the Tarnów line of the Tarnowski family clan. Poet Jan Kochanowski dedicated his poem Chess to him
1580 Alonso Mudarra a Spanish composer and vihuelist of the Renaissance. He was an innovative composer of instrumental music as well as songs, and was the composer of the earliest surviving music for the guitar
1615 Miklós Istvánffy a Hungarian politician, Humanist historian and poet, who served as Palatinal Governor of Hungary from 19 January 1582 to November 1608.
1621 Cristofano Allori an Italian portrait painter of the late Florentine Mannerist school. Allori was born at Florence and received his first lessons in painting from his father, Alessandro Allori, but becoming dissatisfied with the hard anatomical drawing and cold coloring of the latter, he entered the studio of Gregorio Pagani, who was one of the leaders of the late Florentine school, which sought to unite the rich coloring of the Venetians with the Florentine attention to drawing. Allori also appears to have worked under Cigoli
1639 Johann Philipp Duke of Saxe-Altenburg a duke of Saxe-Altenburg.
1640 Paul Fleming (poet) a German physician and poet.
1682 Franz Egon of Fürstenberg the elder son of Egon VIII of Fürstenberg-Heiligenberg , who served with distinction as a Bavarian general in the Thirty Years' War.
1709 Henri Jules Prince of Condé prince de Condé, from 1686 to his death. At the end of his life he suffered from clinical lycanthropy and was considered insane
1787 Floyer Sydenham an English scholar of Ancient Greek.
1795 Charles II August Duke of Zweibrücken Duke of Zweibrücken from 1775 to 1795. A member of the Palatine House of Zweibrücken-Birkenfeld, a branch of the House of Wittelsbach, he was the elder brother of the first King of Bavaria, Maximilian I, and of Queen Amalia of Saxony
1801 Joseph Duplessis a French painter, known for the clarity and immediacy of his portraits.
1814 Joseph de Ferraris an Austrian general and cartographer.
1825 Maha Bandula commander-in-chief of the Royal Burmese Armed Forces from 1821 until his death in 1825 in the First Anglo-Burmese War. Bandula was a key figure in the Konbaung dynasty's policy of expansionism in Manipur and Assam that ultimately resulted in the war and the beginning of the downfall of the dynasty. Nonetheless, the general, who died in action, is celebrated as a national hero by the Burmese for his resistance to the British. Today, some of the most prominent places in the country are named after him
1839 Benjamin Pierce (governor) an American Democratic-Republican politician. He served as Governor of New Hampshire from 1827 to 1828 and from 1829 to 1830
1843 John Armstrong Jr. an American soldier and statesman who was a delegate to the Continental Congress, U.S. Senator from New York, and Secretary of War
1855 Józef Zaliwski a Polish pułkownik of Kingdom of Poland, independence activist.
1857 Théodolinde de Beauharnais a Franco-German princess. She was a granddaughter of Joséphine de Beauharnais, Napoleon's first wife
1863 José Manuel Restrepo Vélez an investigator of Colombian flora, political figure and historian. The Orchid genus Restrepia was named in his honor
1863 Jakob Steiner a Swiss mathematician who worked primarily in geometry.
1865 Giuditta Pasta an Italian soprano considered among the greatest of opera singers, to whom the 20th-century soprano Maria Callas was compared.
1868 Rasoherina Queen of Madagascar from 1863 to 1868, succeeding her husband Radama II following his presumed assassination.
1869 Alexander Dreyschock a Czech pianist and composer.
1872 Frederick Denison Maurice John Frederick Denison Maurice, often known as D. Maurice , was an English theologian, religious author, and prominent Christian Socialist
1872 Martin Ohm a German mathematician and a younger brother of physicist Georg Ohm.
1872 Hugo von Mohl a German botanist from Stuttgart.
1872 William Frederick Horry the first person to be hanged by Victorian hangman William Marwood, and the first to fall using the long drop method. He was hanged at Lincoln Castle, Lincoln, England on 1 April 1872, aged 28, for the murder of his wife, Jane Horry
1873 Marc Girardin a French politician and man of letters, whose real name was Marc Girardin.
1878 John Corry Wilson Daly politician, businessperson, militia officer, and the first Mayor of Stratford, Ontario.
1888 Jules Émile Planchon a French botanist born in Ganges, Hérault.
1890 David Wilber a United States Representative from New York and father of congressman David Wilber.
1890 Alexander Mozhaysky a Russian naval officer, aviation pioneer, researcher and designer of heavier-than-air craft." In 1884, Mozhaysky's monoplane made a failed attempt to fly.