This critical edition covers the first two parts of De secundis intentionibus by Hervaeus Natalis (14th century).

On 7 February 2025 Leiden University celebrated its 450th anniversary.

The theme of our 450th anniversary, and of this Dies Natalis, is Ahead of the Times. We have, after all, been directing our gaze to the future for centuries now.

Leiden University celebrated its 445th foundation day on 7 February 2020.

On 8 February 2023 Leiden Unversity celebrates its 448th foundation day.

On 8 February 2024 Leiden University celebrated its 449th anniversary.

On 8 February 2022 Leiden University celebrated its 447th anniversary.

Leiden University celebrated its 442nd foundation day on 8 February 2017.

Leiden University celebrated its 443th foundation day on 8 February 2018.

On 8 February 2021 Leiden University celebrated its 446th anniversary.

Leiden University celebrated its 444th foundation day on 8 February 2019.

Eine Archäobotanische untersuchung zu Umwelt und Landwirtschaft der Ältesten Bankkeramik.

The student weekly diary of Archaeology/Egyptology students, 2026.

Pieterskerk and Leiden University are closely connected. The University was founded in Pieterskerk and to this day we celebrate that at the University’s annual Dies Natalis. Much has to be done to get the church ready for this special day. A photo series behind the scenes.

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This dissertation provides a detailed description of the interaction between verb semantics and the two grammatical voice categories in the Vedic Sanskrit of the Rigveda.

TBA

Analecta Praehistorica Leidensia is the annual journal of the Faculty of Archaeology (formerly the Institute of Prehistory), Leiden University.

I. Die Ausgrabungen am Weinberg 1965 bis 1970. Mit Beiträgen von A.T. Clason, M.E.Th. de Grooth, L.H. Keeley und K.J.H. Vriezen.

The workshops are open to everyone aged 17 and over. Leiden University students receive a discount on the course fee. View the varied offerings below. (The visual arts workshops include use of materials.) Choose your workshop and sign up!

View our course and workshop program for Spring 2026 here. The courses will start from February 2026. Our courses are open for everyone aged 17 and older. Leiden University students get a special discount on the course fee.

On the 442nd anniversary of the foundation of Leiden University, and at the start of the Leiden Asia Year, lawyer Jan Michiel Otto, an expert in the field of law in developing countries, delivered the first Dies lecture. He compared demagogues in Asia who call upon Muslims to turn against their governments…

On this page you will find more information about the selected projects of the Justice, Equity, Diversity and Inclusion (JEDI) Fund for 2026.

Conference

Sound Arguments is an innovative laboratory-atelier for creative artists and researchers dealing with sound. Presented by the Orpheus Institute, Ghent (BE), and the Academy of Creative and Performing Arts, University of Leiden (NL), Sound Arguments transcends the boundaries of art school or conservatory,…

On February 8 the 443rd dies natalis will take place in the Pieterskerk in Leiden.

Philology and Manuscripts from the Muslim World

This doctoral thesis focuses on Paisiello's partimenti and how to approach their realization and performance.

The LUCDH funds the development of Digital Humanities & AI research activities, knowledge, and skills through a Small Grants program.

‘Collaboration is increasingly important,’ Rector Magnificus Carel Stolker said at the 445th Dies Natalis of Leiden University on 7 February. But, as he heard from a number of Leiden researchers, this is contingent upon a firm disciplinary basis. A novelty of this year’s celebration was a joint dies…

Conference

Conference

Study information

Leiden University will award two honorary doctorates at its Dies Natalis on 9 February 2026. They will go to internet studies scholar Safiya Umoja Noble and philosopher Catherine Malabou.

From academic freedom to security and medical breakthroughs: during Leiden University’s 451st Dies Natalis, the speakers reflected on the role of universities in a world of social and geopolitical tensions.

Course

Alumni event, Brussels

We are pleased to announce that the ENPAIR Conference 2026 will be hosted and organized by colleagues from the University of Prešov, Slovakia. The conference will take place on 17–18 September 2026 at Galéria Umelka in Bratislava, capital city of Slovakia. The conference the will be:

We are delighted to announce that the Digital Humanities and Artificial Intelligence minor will be offered in the 2025-2026 academic year.

Festival

Lecture

‘We could share our knowledge more with others and apply it more widely,’ said Annetje Ottow, President of the Executive Board, while presenting the new Strategic Plan on the University’s 447th Dies Natalis. The new Strategic Plan therefore focuses on innovating and connecting, among disciplines and…

On 8 February, GTGC's Chair prof.dr. Jan Aart Scholte, gave a speech during the high-level dinner of the university's 449th Dies Natalis. The speech was themed around 'including the other' in research and focussed on the value of inviting and engaging with perspectives different than your own.

Her Royal Highness Princess Beatrix of the Netherlands will attend the Dies Natalis ceremony at Leiden's Pieterskerk on Friday 7 February to celebrate our 450th anniversary.

Study information