PHRI
| Acronym | Definition |
|---|---|
| PHRI | Population Health Research Institute (est. 1999; Canada) |
| PHRI | Pacific Health Research Institute (since 1960; Honolulu, Hawaii) |
| PHRI | Port and Harbour Research Institute (Ministry of Transport; Japan) |
| PHRI | Pittsburgh Health Research Institute (Pennsylvania) |
| PHRI | Pintabian Horse Registry, Inc (Karlstad, Minnesota) |