Died in 1621

Jan 28 Pope Paul V Pope from 16 May 1605 to his death in 1621.
Feb 10 Pietro Aldobrandini an Italian Cardinal and patron of the arts.
Feb 15 Michael Praetorius a German composer, organist, and music theorist. He was one of the most versatile composers of his age, being particularly significant in the development of musical forms based on Protestant hymns, many of which reflect an effort to improve the relationship between Protestants and Catholics
Feb 28 Cosimo II de' Medici Grand Duke of Tuscany Grand Duke of Tuscany from 1609 until 1621. He was the elder son of the then incumbent Grand Duke and Christina of Lorraine. He married Maria Magdalena of Austria, and had eight children
Mar 4 Ana de Jesús a Spanish Discalced Carmelite nun and writer. She was a close companion of Teresa of Avila, foundress of the Carmelite reform and served to establish new monasteries of the Order throughout Europe. Known as a mystic and for her writings on prayer, she has been declared Venerable by the Catholic Church
Mar 28 Ottavio Rinuccini an Italian poet, courtier, and opera librettist at the end of the Renaissance and beginning of the Baroque eras. In collaborating with Jacopo Peri to produce the first opera, Dafne, in 1597, he became the first opera librettist
Mar 31 Philip III of Spain King of Spain and Portugal.
Apr 1 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
Apr 6 Edward Seymour 1st Earl of Hertford "Lord Hertford" redirects here, for other persons holding that title see Marquess of Hertford.
May 11 Johann Arndt a German Lutheran theologian who wrote several influential books of devotional Christianity. Although reflective of the period of Lutheran Orthodoxy, he is seen as a forerunner of pietism, a movement within Lutheranism that gained strength in the late 17th century
Jun 8 Anne de Xainctonge the founder of the Society of the Sisters of Saint Ursula of the Blessed Virgin and has been declared a Venerable by the Roman Catholic Church.
Jun 21 Louis III Cardinal of Guise the third son of Henry I, Duke of Guise and Catherine of Cleves.
Jun 21 Kryštof Harant a Czech nobleman, traveller, humanist, soldier, writer and composer.
Jun 21 William Strachey an English writer whose works are among the primary sources for the early history of the English colonisation of North America. He is best remembered today as the eye-witness reporter of the 1609 shipwreck on the uninhabited island of Bermuda of the colonial ship Sea Venture, which was caught in a hurricane while sailing to Virginia. The survivors eventually reached Virginia after building two small ships during the ten months they spent on the island. His account of the incident and of the Virginia colony is thought by most Shakespearean scholars to have been a source for Shakespeare’s play The Tempest
Jul 2 Thomas Harriot an English astronomer, mathematician, ethnographer, and translator. He is sometimes credited with the introduction of the potato to the British Isles. Harriot was the first person to make a drawing of the Moon through a telescope, on 26 July 1609, over four months before Galileo
Jul 7 Achyuta Pisharati a Sanskrit grammarian, astrologer, astronomer and mathematician who studied under Jyeṣṭhadeva and was a member of Madhava of Sangamagrama's Kerala school of astronomy and mathematics. He is remembered mainly for his part in the composition of his student Melpathur Narayana Bhattathiri's devotional poem, Narayaneeyam
Jul 10 Charles Bonaventure de Longueval Count of Bucquoy a military commander who fought for Spain and the Holy Roman Empire during the Thirty Years' War.
Jul 13 Albert VII Archduke of Austria the ruling Archduke of Austria for a few months in 1619 and, jointly with his wife, Isabella Clara Eugenia, sovereign of the Habsburg Netherlands between 1598 and 1621. Prior to this, he had been a cardinal, archbishop of Toledo, viceroy of Portugal and Governor General of the Habsburg Netherlands. He succeeded his brother Matthias as reigning archduke of Lower and Upper Austria, but abdicated in favor of Ferdinand II the same year, making it the shortest reign in Austrian history
Jul 19 Don Giovanni de' Medici an Italian military commander, diplomat and architect.
Jul 30 Rudolph Prince of Anhalt-Zerbst a German prince of the House of Ascania and ruler of the unified principality of Anhalt. From 1603, he was ruler of the principality of Anhalt-Zerbst
Aug 3 Anna Juliana Gonzaga an Archduchess of Austria who became a Religious Sister of the Servite Order after the death of her husband, the Archduke Ferdinand II of Austria. The cause for her canonization was opened but to date has not advanced
Aug 3 Guillaume du Vair a French author and lawyer.
Aug 15 John Barclay (poet) a Scottish writer, satirist and neo-Latin poet.
Sep 1 Bahāʾ al-dīn al-ʿĀmilī a scholar, philosopher, architect, mathematician, astronomer and a poet in 16th-century Iran. He was born in Baalbek which is a part of ancient Jabal Amel region in south Lebanon but immigrated in his childhood to Safavid Iran with his father. He was one of the earliest astronomers in the Islamic world to suggest the possibility of the Earth's movement prior to the spread of the Copernican theory. He is considered one of the main co-founders of Isfahan School of Islamic Philosophy. In later years he became one of the teachers of Mulla Sadra
Sep 17 Robert Bellarmine an Italian Jesuit and a Cardinal of the Catholic Church. He was one of the most important figures in the Counter-Reformation. He was canonized in 1930 and named a Doctor of the Church. Bellarmine is also widely remembered for his role in the Galileo affair
Sep 20 Henry of Lorraine Duke of Mayenne a French noble from the House of Lorraine and more particularly from the House of Guise.
Sep 24 Jan Karol Chodkiewicz a military commander of the Polish-Lithuanian army who was from 1601 Field Hetman of Lithuania, and from 1605 Grand Hetman of Lithuania, and was one of the most prominent noblemen and military commanders of the Polish–Lithuanian Commonwealth of his era. His coat of arms was Chodkiewicz, as was his family name
Oct 11 Dirk Hartog a 17th-century Dutch sailor and explorer. Dirk Hartog's expedition was the second European group to land on Australian soil, He was the first to leave behind an artifact to record his visit, the Hartog plate. His name is sometimes alternatively spelled Dirck Hartog or Dierick Hartochsz. Ernest Giles referred to him as Theodoric Hertoge. Born into a seafaring family, at the age of 30 he received his first ship's command, and spent several years engaged in successful trading ventures in the Baltic and Mediterranean seas
Oct 11 Andrzej Sapieha a Polish–Lithuanian nobleman of the Sapieha family, who served as the Great Royal Deputy Cup-bearer of Lithuania , castellan of Minsk, and Voivode of Polotsk and Smolensk.
Oct 16 Jan Pieterszoon Sweelinck a Dutch composer, organist, and pedagogue whose work straddled the end of the Renaissance and beginning of the Baroque eras. He was among the first major keyboard composers of Europe, and his work as a teacher helped establish the north German organ tradition
Nov 26 Ralph Agas born at Stoke-by-Nayland, Suffolk, about 1540, and entered upon the practice of his profession in 1566.
Nov 30 Francesco Rasi an Italian composer, singer , chitarrone player, and poet.
Dec 13 Catherine Stenbock Queen of Sweden between 1552 and 1560 as the third and last wife of King Gustav She was the daughter of Gustaf Olofsson Stenbock and Brita Eriksdotter Leijonhufvud, who was the sister of the King's previous consort, Margareta Leijonhufvud. She was the sister of Ebba Stenbock
Dec 15 Charles d'Albert duc de Luynes a favourite of Louis XIII, by whom he was made a Peer of France and Constable of France before dying at the height of his influence.
Dec 30 Job of Manyava a Ukrainian Orthodox saint and an Orthodox clerical activist. He was a founder of Manyava Skete, a famous cell monastery in Ukraine