- J. Paul Getty Museum
- JE2358
- JL Wines and Spirits
- JPB Systèmes
- JRC Institute for Environment and Sustainability
- JUNIA
- Jacobs University = Constructor University [Bremen]
- Jagiellonian University - Medical College
- James Cook University
- Jamia Milia Islamia University [New Delhi]
- Jan Dlugosz University in Czestochowa
- Jardin botanique de Bordeaux
- Jardin des Sciences et biodiversité [Dijon]
- Jawaharlal Nehru University
- Jennifer Moreno Department of Veterans Affairs Medical Center [San Diego, CA, USA]
- Jet Propulsion Laboratory
- Jeune équipe Anthropologie urbaine
- Jewish Theological Seminary | Columbia University
- Jiangsu Normal University
- Jiangsu University of Technology [Changzhou]
- Jiangxi University of Finance and Economics
- Jilin University
- Jinan University [Guangzhou]
- Jodrell Bank Centre for Astrophysics
- Johann Radon Institute for Computational and Applied Mathematics
- Johannes Gutenberg - Universität Mainz = Johannes Gutenberg University
- John Cabot University
- John Paul II Catholic University of Lublin
- Johns Hopkins Bloomberg School of Public Health [Baltimore]
- Johns Hopkins University
- Johns Hopkins University School of Medicine [Baltimore]
- Joint Research Centre, Institute for Reference Materials and Measurements
- Joint Robotics Laboratory
- Jomo Kenyatta University of Agriculture and Technology
- Joseph Louis LAGRANGE
- Josip Juraj Strossmayer University of Osijek
- Jouer pour Vivre
- Journaliste
- Jozef Stefan Institute [Ljubljana]
- Judge Business School
- Juelich Centre for Neutron Science
- Julius-Maximilians-Universität Würzburg = University of Würzburg
- Juraj Dobrila University of Pula = Université Juraj Dobrila de Pula [Croatie]
- Juriscope - Accès aux droits étrangers et promotion du droit français et du droit francophone [UMS 2268]
- Justus-Liebig-Universität Gießen = Justus Liebig University