| Acronym | Definition |
|---|
| FSRI | Florida Space Research Institute |
| FSRI | Fédération des Socialistes Révolutionnaires Indépendants de France (French: Federation of Independent Socialist Revolutionaries of France) |
| FSRI | Florida Sinkhole Research Institute |
| FSRI | Faking Smart Research Institute (humor website) |
| FSRI | Family Service of Rhode Island (Providence, RI) |
| FSRI | Farming Systems Research Institute (Thailand) |
| FSRI | Fire Service Research Institute |
| FSRI | Finance Success in Recruitment Industry |
| FSRI | Fachschaftsrat Informatik (German: Computer Science Student Representatives; University of Duisburg-Essen; Essen, Germany) |
| FSRI | Financial Services for Reinsurance |
| FSRI | Foreign Source Retirement Income |