IHRG
| Acronym | Definition |
|---|---|
| IHRG | International Human Rights Group (Rome, GA) |
| IHRG | Industrial Health Research Group (University of Cape Town; South Africa) |
| IHRG | Indiana Heritage Research Grant |
| IHRG | Interdisciplinary Health Research Group (est. 1994) |
| IHRG | Internationale Hans Rott Gesellschaft (German: International Hans Rott Society; est. 2002) |
| IHRG | Inter-Hall Recreation Games (Nanyang Technological University; Singapore) |