Leiden University is a public research university in Leiden, Netherlands. It was founded as a Protestant university in 1575 by William, Prince of Orange, making it the oldest institution of higher education in the Netherlands.
Hendrik van Gent was a Dutch astronomer.
Leiden University Libraries is a library founded in 1575 in Leiden, Netherlands. It is regarded as a significant place in the development of European culture: it is a part of a small number of cultural centres that gave direction to the development and spread of knowledge during the Enlightenment. This was due particularly to the simultaneous presence of a unique collection of exceptional sources and scholars. Holdings include approximately 5,200,000 volumes, 1,000,000 e-books, 70,000 e-journals, 2,000 current paper journals, 60,000 Oriental and Western manuscripts, 500,000 letters, 100,000 maps, 100,000 prints, 12,000 drawings, 300,000 photographs and 3,000 cuneiform tablets. The library manages the largest collections worldwide on Indonesia and the Caribbean. Furthermore, Leiden University Libraries is the only heritage organization in The Netherlands with five registrations of documents in UNESCO's Memory of the World Register.
Hendrik Anthony "Hans" Kramers was a Dutch physicist who worked with Niels Bohr to understand how electromagnetic waves interact with matter and made important contributions to quantum mechanics and statistical physics.
The University of Franeker (1585–1811) was a university in Franeker, Friesland, the Netherlands. It was the second oldest university of the Netherlands, founded shortly after Leiden University.
Femme Simon Gaastra was a Dutch Professor of maritime history at the University of Leiden and a leading expert on the history of the Dutch East India Company.
Willem Hendrik de Vriese was a Dutch botanist and physician born in Oosterhout, North Brabant.
Martijn Theodoor Houtsma, often referred to as M. Th. Houtsma, was a Dutch orientalist and professor at the University of Utrecht. He was a fellow of the Royal Netherlands Academy of Arts and Sciences, and a leading expert on the history of the Seljuks. He remains best known for his work as editor of the first edition (1913–38) of the standard encyclopedic reference work on Islam, the Encyclopaedia of Islam.
The Biografisch Portaal is an initiative based at the Huygens Institute for Dutch History in Amsterdam, with the aim of making biographical texts of the Netherlands more accessible.
Frans Alphons Maria Alting von Geusau is a Dutch legal scholar and diplomat.
Adriaan Cornelis "Aad" Zaanen was a Dutch mathematician working in analysis. He is known for his books on Riesz spaces.
Aert Hendrik Kuipers was a Dutch linguistics professor who, from his pioneering fieldwork among First Nations people of British Columbia during the 1950s, compiled the first detailed reference grammars of Squamish and Shuswap, two almost extinct Salishan languages. He also advised Jan van Eijk in his work on Lillooet and Hank Nater in his work on Nuxalk and did important work on comparative Salishan.
Petronella de la Court was a Dutch art collector.
The siege of Oudewater was an event during the Eighty Years' War that took place in the Dutch town of Oudewater, culminating in the Oudewater Massacre. The siege by Spanish troops started on 19 July 1575 and ended on 7 August 1575, when the town was taken by storm and plundered.
Willem van der Woude was a Dutch mathematician and rector magnificus (chancellor) of the University of Leiden.
Paulus Merula, or Paul van Merle was a Dutch jurist, classicist, historian, geographer and librarian.
Hendrik Arent Hamaker was a Dutch Assyriologist, philologist and orientalist. He studied most European and Asian languages, and the history and geography of the East. He was an associate of the orientalist Johannes Hendricus van der Palm, and Theodor Juynboll was among his pupils.
Johannes Cornelis Anceaux was a Dutch linguist and anthropologist known for his extensive work on Papuan and Austronesian languages.
David Cohen was a Dutch classicist and papyrologist and one of the two chairs of the Jewish Council of Amsterdam during the occupation of the Netherlands in World War II. He was Professor of Ancient History at the University of Amsterdam and a prominent Zionist leader.
Gerhard Herman Johannes Wilhelm Jacobus Geesink, known as G. H. J. W. J. Geesink, or Willem Geesink, was a Dutch theologian. He served as professor at the Vrije Universiteit Amsterdam from 1890 to 1926, and was rector magnificus four times.
