| Abbreviation | Definition |
|---|---|
| WHMI | Whitman Mission National Historic Site |
| WHMI | Wildlife Habitat Management Institute |
| WHMIS | Workplace Hazardous Materials Information System |
| WHMP | Wildlife Habitat Management Plan |
| WHMU | White House Medical Unit |
| WHNH | White/ Non-Hispanic |
| WHO | White House Office |
| WHOAI | White House Office of American Innovation |
| WHOI | Woods Hole Oceanographic Institution |
| WHPD | Western Hemisphere Priority Date |
| WHPM | Wildlife Habitat and Plant Management |
| WHPO | White House Post Office |
| WHPP | Wellhead Protection Program |
| WHQ | World Headquarters |
| WHRC | Woods Hole Research Center |
| WHS | White House Spokesman |
| WHS | White House Staff |
| WHSA | White Sands National Monument ( National Park Service) |
| WHSE | White House |
| WHSG | Work and Health Study Group |