| Abbreviation | Definition |
|---|---|
| HEAL | Health Equity Advisory and Leadership |
| HEAL | Higher Education Administration and Leadership |
| HEAL | Higher Education Administration Leadership |
| HELA | Hope for Education and Leadership in Afghanistan |
| HELM | Human Element Leadership and Management |
| HELP | Haitian Education and Leadership Program |
| HELPS | Humility Encouragement Leadership Partnership and Solutions |
| HIL | Highly Incompetent Leadership |
| HILC | Hillsong International Leadership College |
| HILLTOP | Heroes Inspiring Leadership Learning Teamwork Opportunity and Prideand |
| HILLTOP | Heroes Inspiring Leadership Learning Teamwork Opportunity and Pride—and |
| HILTON | Hospitality Integrity Leadership Teamwork Ownership and Now |
| HIML | High Impact Municipal Leadership |
| HLC | Heavener Leadership Challenge |
| HLC | Homeless Leadership Coalition |
| HLDC | Hospitality Leadership and Design Conference |
| HLI | Hansen Leadership Institute |
| HLI | HERS Leadership Institute |
| HLI | Hispanic Leadership Institute |
| HLI | History Leadership Institute |