| Abbreviation | Definition |
|---|---|
| JELI | Just Economy and Labor Institute |
| JFAI | Jaffe Food Allergy Institute |
| JFI | Jacob France Institute |
| JFI | James Franck Institute |
| JFI | Jewish Film Institute |
| JFI | Judicial Family Institute |
| JFI | Junior Fire Institute |
| JFKIH | JFK Institute of Healthcare |
| JFSI | Joseph Fielding Smith Institute |
| JHI | Jackman Humanities Institute |
| JHI | James Hutton Institute |
| JHI | Jewish Historical Institute |
| JHI | Johns Hopkins Institutions |
| JHIA | Jesuit Historical Institute in Africa |
| JIA | Japan Institute of Architects |
| JIAM | Joint Institute for Advanced Materials |
| JIAM | Joint Institute of Advanced Materials |
| JIB | Jefferson Institute for Bioprocessing |
| JIB | Journal of the Institute of Brewing |
| JIBC | Justice Institute of British Columbia |