Interuniversity Institutes
The interuniversity institutes works relatively independently from Leiden University. Leiden is part of the institutes, but together with other universities and other organisations.
| ASC | African Studies Centre |
| IIAS | International Institute for Asian Sudies |
| INL | Institute for Dutch Lexicologue |
| KITLV | Royal Netherlands Institute of Southeast Asian and Caribbean Studies |
| NHN | Nationaal Herbarium Nederland |
| NINO | The Netherlands Institute for the Near East |
| NISIS | Netherlands Interuniversity School for Islamic Studies |