In the year 1580, King Philip II of Spain becomes King of Portugal in a personal union of the two crowns, maintaining Portuguese independence (Mar 25), England signs a commercial treaty with the Ottoman Empire (Jun), Buenos Aires is founded (Jun 11), Francis Drake returns to England after circumnavigating the globe (Sep 26) - and all these fine people were born:

1580-xxxx Casper Caspersson Reiher Jr.* rich landowner/Mayor of Helsinki - Reval, Swedish Estonia (1621/c. 41) 1580-xxxx Louis de Caullery* Flemish painter - Caulery, Habsburg Netherlands (1621/c.41) 1580-xxxx 1580-xxxx William White* Mayflower passenger/father of the first English child born in America (onboard the Mayflower) - England (1621/c.40) 1580-xxxx Edward Wightman* the last person to be burned at the stake in England for heresy - Hinckley, Leicestershire, England (1612/c.31) 1580-0106 John Smith (B) soldier/explorer/ colonist - Lincolnshire, England (1631/51) 1580-0112 Jan Baptist van Helmont* chemist/ physiologist/physician  - Brussels, Spanish Netherlands (1644/64) 1580-0120 Stefano Amadei* Italian painter - Perugia, Umbria (1644/64) 1580-0202 Jens Bjelke* Norwegian nobleman/land owner/Chancellor of Norway - Tune, Denmark-Norway (1659/78) 1580-0224 Matthias Hoë von Hoënegg* German theologian/pastor - Vienna, Habsburg Monarchy (1645/65) 1580-0228 Giovanni Srofenaur* Italian court trumpeter - Mantua, Lombardy (1634/54) 1580-0331 Bogislaw XIV* Duke of Pomerania - Barth, Pomerania (1637/56) 1580-0408 Augusta of Denmark* Duchess of Holstein-Gottorp - Koldinghus Castle, Denmark-Norway (1639/58) 1580-0418 Thomas Middleton (B) playwright/ poet - London, England (1627/47) 1580-0424 Miguel Avellán* priest/Auxiliary Bishop of Toledo - Huéscar, Spanish Empire (1650/70) 1580-0505 Johann Faulhaber* German mathematician/engineer - Ulm, Holy Roman Empire (1635/55) 1580-0505 Richard Webb* founding settler in Connecticut - Warwickshire, England (1665/85) 1580-0530 Fadrique de Toledo* Spanish noble/admiral - Naples; Kingdom of Naples (1634/54) 1580-0606 Godefroy Wendelin* Flemish astronomer - Herk-de-Stad, Prince-Bishopric of Liège (1667/87) 1580-0609 Daniel Heinsius* Dutch scholar - Ghent, Spanish Netherlands (1655/74) 1580-0612 Adriaen van Stalbemt* Flemish painter/printmaker - Antwerp (1662/82) 1580-0626 Gaspar de Borja y Velasco* cardinal/politician - Villalpando, Spanish Empire (1645/65) 1580-0705 Carlo Contarini* the 100th Doge of Venice - Venice, Republic of Venice (1656/75) 1580-0706 Johann Stobäus* German lutenist/ composer - Graudenz, Polish–Lithuanian Commonwealth (1646/66) 1580-0718 Giovanni Giacomo Semenza* Italian painter - Bologna, Papal States (1638/58) 1580-0729 Francesco Mochi* Italian sculptor - Montevarchi, Tuscany (1654/73) 1580-0802 Prince Jeongwon* (b Yi Bu) Korean prince - Hanseong, Kingdom of Joseon (1619/38) 1580-0819 Pierre Vernier* French mathematician/instrument inventor - Ornans, Franche-Comté, Spanish Habsburgs (1637/57) 1580-0904 George Percy* explorer/author/Colonial Governor in Virginia - Northumberland, England (1632/52) 1580-0914 Francisco de Quevedo* nobleman/ politician/writer - Madrid, Spanish Empire (1645/64) 1580-0914 Robert Gordon of Straloch* cartographer/ mathematician/antiquary - Scotland (1661/80) 1580-0915 Charles Annibal Fabrot* lawyer /author - Aix-en-Provence, Kingdom of France (1659/78) 1580-0924 Elisabeth of Schleswig-Holstein-Sonderburg* German noblewoman - (1653/73) 1580-1012 Hortensio Félix Paravicino* preacher/ poet - Madrid, Spanish Empire (1633/53) 1580-1020 Peter Crüger* (b Krüger) polymath/ mathematician/astronomer - Königsberg, Duchy of Prussia, Kingdom of Poland (1639/58) 1580-1030 Armand Nompar de Caumont* nobleman/Marshal of France - Kingdom of France (1675/95) 1580-1109 Johannes Narssius* physician/poet - Dordrecht, Dutch Republic (1637/c. 56) 1580-1115 Willem Jacobszoon Delff* painter/engraver - Delft, Dutch Republic (1638/57) 1580-1201 Nicolas-Claude Fabri de Peiresc* savant/ astronomer/antiquary - Belgentier, France (1637/56) 1580-1204 Samuel Argall (B) naval officer/adventurer/abductor of  Pocahontas - East Sutton, Kent, England (1626/45) 1580-1204 Nabeshima Katsushige* 鍋島勝茂 daimyō of the early Edo period - Japan (1657/76) 1580-0 1580-0 1580-0 Updated 2024-1216 Helsinki Search for another year here