| Acronym | Definition |
|---|
| HFAC | House Foreign Affairs Committee |
| HFAC | Humane Farm Animal Care (Herndon, VA) |
| HFAC | Human Factors (Defense Standardization Program Federal Supply Class/Area) |
| HFAC | Harris Fine Arts Center (Brigham Young University) |
| HFAC | Hexafluoroacetylacetonate (chemistry) |
| HFAC | Human Factors Association of Canada |
| HFAC | Human Factors and Applied Cognition |
| HFAC | High Frequency Alternating Current (TIG welding) |
| HFAC | Humboldt Fish Action Council |
| HFAC | Hanscom Field Advisory Commission |
| HFAC | Houston Family Arts Center (Houston, TX) |
| HFAC | Harvard Financial Analysts Club |
| HFAC | Hamilton Friendship Association with Cuba (Hamilton, Ontario, Canada) |