| Abbreviation | Definition |
|---|---|
| JGU | Junior Golf University |
| JH | Jones Hall |
| JHC | Joint Hydrographic Center |
| JHH | Johns Hopkins Hospital |
| JHI | John Holmes Institute For The Sexually Gifted |
| JHI | Johns Hopkins International |
| JHM | Johns Hopkins Medical Center |
| JHMC | Johns Hopkins Medical Center |
| JHR | Joiner History Room |
| JHRML | Jewish Hospital- Rothschild Medical Library |
| JHU | Johns Hopkins University |
| JHUP | Johns Hopkins University Press |
| JIC | Japan Illini Club |
| JIC | John Innes Centre |
| JICM | Jerusalem Institute of Contemporary Music |
| JIF | Juniata Instructors of the Future |
| JIMS | Jagat Institute of Management Study |
| JINSA | Jewish Institute For National Security Affairs |
| JIP | Jawaharlal Institute of Postgraduate Medical Education And Research |
| JIPMER | Jawaharlal Institute of Postgraduate Medical Education and Research |