| Acronym | Definition |
|---|
| YPI➣Yachting Partners International (Brighton, England, UK) |
| YPI➣Youth and Philanthropy Initiative (Canada) |
| YPI➣Young Professionals International (Canada) |
| YPI➣Young People's Initiative |
| YPI➣Yale Psychiatric Institute (Yale University; New Haven, CT) |
| YPI➣Yearly Planning Instrument |
| YPI➣Young Peoples' Institute |
| YPI➣Young Principal Investors |