Born in 1625

Mar 5 Marie de Nemours the daughter of Henri II d'Orléans, duc de Longueville. After the death of her brother Jean Louis Charles d'Orléans-Longueville in 1694 she succeeded him as sovereign Princess of Neuchâtel, by then the last monarchical state within the Swiss Confederation, although she remained a prominent member of the French royal court
Apr 16 Fyodor Rtishchev a boyar and an intimate friend of Alexis I of Russia who was renowned for his piety and alms-deeds.
Apr 25 John Frederick Duke of Brunswick-Lüneburg duke of Brunswick-Lüneburg and ruled over the Principality of Calenberg, a subdivision of the duchy, from 1665 until his death.
May 13 Carlo Maratta an Italian painter, active mostly in Rome, and known principally for his classicizing paintings executed in a Late Baroque Classical manner. Although he is part of the classical tradition stemming from Raphael, he was not exempt from the influence of Baroque painting and particularly in his use of colour. His contemporary and friend, Giovanni Bellori, wrote an early biography on Maratta
May 24 Dmitry Troubetskoy the claimant to the Russian throne 1612, governor of Siberia, "duke of Shenkursk".
Jun 8 Giovanni Domenico Cassini an Italian mathematician, astronomer, engineer, and astrologer. Cassini, also known as Gian Domenico Cassini, was born in Perinaldo, near Imperia, at that time in the County of Nice under the control of the Republic of Genoa. Cassini is known for his work in the fields of astronomy and engineering. Cassini most notably discovered four satellites of the planet Saturn and noted the division of the rings of Saturn. Giovanni Domenico Cassini was also the first of his family to begin work on the project of creating a topographic map of France. Launched in 1997, the Cassini spaceprobe was named after him and became the fourth to visit Saturn and the first to orbit the planet
Jun 23 John Fell (bishop) an English churchman and influential academic. He served as Dean of Christ Church, Oxford, and later concomitantly as Bishop of Oxford
Jul 10 Jean Herauld Gourville a French adventurer.
Jul 27 Edward Montagu 1st Earl of Sandwich an English Infantry officer who later became a naval officer and a politician who sat in the House of Commons at various times between 1645 and 1660.
Aug 13 Rasmus Bartholin a Danish scientist and physician. As part of his studies, he travelled in Europe for ten years. Professor at the University of Copenhagen, first in Geometry, later in Medicine. He was a younger brother of Thomas Bartholin
Aug 14 François de Harlay de Champvallon the fifth archbishop of Paris.
Aug 20 Thomas Corneille a French dramatist.
Sep 16 Gregorio Barbarigo an Italian cardinal, diplomat, and scholar.
Sep 24 Johan de Witt a key figure in Dutch politics in the mid-17th century, when its flourishing sea trade in a period of globalization made the United Provinces a leading European power during the Dutch Golden Age. De Witt controlled the Netherlands political system from around 1650 until shortly before his death in 1672 working with various factions from nearly all the major cities, especially his hometown, Dordrecht, and the city of birth of his wife, Amsterdam. As a republican he opposed the House of Orange and, along with his brother Cornelis de Witt, was murdered by Orangists
Oct 4 Jacqueline Pascal born at Clermont-Ferrand, Auvergne, France.
Oct 10 Erik Dahlbergh a Swedish engineer, soldier, and field marshal. He was born of peasant stock but he eventually rose to the level of nobility through his military competence. He was renown for fortification works and was called the "Vauban of Sweden"
Oct 19 Pierre Nicole one of the most distinguished of the French Jansenists.
Oct 26 Michał Kazimierz Radziwiłł a Polish-Lithuanian noble and magnate. He is sometimes referred to as the first Michał Kazimierz Radziwiłł, to distinguish him from the other member of his family to use the name
Nov 1 Oliver Plunkett the Roman Catholic Archbishop of Armagh and Primate of All Ireland who was the last victim of the Popish Plot. Plunkett was beatified in 1920 and canonised in 1975, the first new Irish saint for almost seven hundred years
Nov 13 William Christoph Landgrave of Hesse-Homburg the second Landgraf of Hesse-Homburg during 1648-1669.
Nov 20 Paulus Potter a Dutch painter who specialized in animals within landscapes, usually with a low vantage point.
Nov 30 Jean Domat born at Clermont in Auvergne.
Dec 14 Barthélemy d'Herbelot a French Orientalist.
Dec 24 Johann Rudolph Ahle a German composer, organist, theorist, and Protestant church musician.