University reference
Leiden University
Leiden University, established in 1575, is an active ROR organization in Leiden, NL. ROR classifies the organization under education, funder. This profile preserves public aliases, acronyms, external identifiers, location details and organization relationships supplied by the Research Organization Registry, then links the record to other organizations in the same city and country and to recorded airports in the same city. It is a directory profile, not a university ranking, quality assessment, admissions guide or statement of endorsement by ROR or DataOfWorld.
Key facts
- ROR identifier
- https://ror.org/027bh9e22
- Country
- NL
- City
- Leiden
- Administrative area
- South Holland
- Website
- http://www.leiden.edu/
- Established
- 1575
- Organization types
- education, funder
- Aliases
- Rijksuniversiteit Leiden
- External identifiers
fundref 501100004116, 501100001717 grid grid.5132.5 isni 0000 0001 2312 1970 wikidata Q156598 - Organization relationships
child 01yx4wq53, 03es66g06 related 05xvt9f17 - Latitude
- 52.15833
- Longitude
- 4.49306
- ROR last modified
- 2026-06-02
ROR identity context
Names, identifiers and relationships
These identifiers describe the organization record and do not imply ranking or endorsement.
| Aliases | Rijksuniversiteit Leiden |
|---|---|
| FUNDREF identifiers | 501100004116, 501100001717 |
| GRID identifiers | grid.5132.5 |
| ISNI identifiers | 0000 0001 2312 1970 |
| WIKIDATA identifiers | Q156598 |
| ROR child relationships | 01yx4wq53, 03es66g06 |
| ROR related relationships | 05xvt9f17 |
Wikidata structured context
Published identifiers and revision
Only allowlisted structured claims are used. Wikipedia prose and Wikimedia media are not copied.
| QID | Q156598 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Revision | 2522330393 | ||||||||||||
| Modified | 2026-07-24T23:39:56Z | ||||||||||||
| Structured label | Leiden University | ||||||||||||
| Website | https://www.universiteitleiden.nl/ | ||||||||||||
| Country QID | Q55 | ||||||||||||
| Inception |
|
OpenAlex institution metadata
Works and research-topic context
Institution-level directory statistics only; they are not rankings, quality judgments or endorsements.
Published topics: Astrophysics and Star Formation Studies, Galaxies: Formation, Evolution, Phenomena, Stellar, planetary, and galactic studies, Astronomy and Astrophysical Research, Astro and Planetary Science, Astrophysical Phenomena and Observations, Astrophysics and Cosmic Phenomena, Gamma-ray bursts and supernovae, Molecular Spectroscopy and Structure, Physics of Superconductivity and Magnetism
Annual indicator
Institution works indexed by OpenAlex
7,263.00 works2024
Institution-level yearly works counts in OpenAlex; not a ranking or quality measure. Values retain the source period and unit.
View source data
| Period | works | Source flag | Confidentiality |
|---|---|---|---|
| 2024 | 7,263.00 works | — | — |
| 2023 | 6,643.00 works | — | — |
| 2022 | 6,541.00 works | — | — |
| 2021 | 6,392.00 works | — | — |
| 2020 | 6,215.00 works | — | — |
| 2019 | 5,520.00 works | — | — |
| 2018 | 16,074.00 works | — | — |
| 2017 | 4,496.00 works | — | — |
| 2016 | 4,354.00 works | — | — |
| 2015 | 4,054.00 works | — | — |
| 2014 | 3,570.00 works | — | — |
| 2013 | 3,257.00 works | — | — |
| 2012 | 3,221.00 works | — | — |
| 2011 | 2,847.00 works | — | — |
| 2010 | 2,834.00 works | — | — |
Field-level provenance
Sources for this profile
Dates and licenses apply to the specific facts and series supplied by each source.
Research Organization Registry
- Applicable date
- 2026-07-20
- Dataset version
- dbdfb9b8dad3
- License
- Creative Commons CC0 1.0
- Attribution
- Research Organization Registry (ROR)
DataOfWorld deterministic university profile template
- Applicable date
- 2026-07-20
- Dataset version
- university-profile-v1
- License
- Original DataOfWorld text
- Attribution
- DataOfWorld
Wikidata structured data
- Applicable date
- 2026-07-31
- Dataset version
- d9c0de2f3865
- License
- Creative Commons CC0 1.0
- Attribution
- Wikidata structured data; DataOfWorld preserves QID and revision metadata.
OpenAlex metadata
- Applicable date
- 2026-07-31
- Dataset version
- bdff7bf6bdc1
- License
- Creative Commons CC0 1.0
- Attribution
- OpenAlex; metadata only, no full text or abstracts are published.
Reference data can change. Verify consequential decisions against the original source.