| Acronym | Definition |
|---|
| FDH | Frères des Hommes (French: Brethren of Men) |
| FDH | Fiber Distribution Hub |
| FDH | Friss Die Haelfte (German: Eat Half As Much) |
| FDH | Fiber Distribution Hub (fiber optic enclosure) |
| FDH | Fukuoka Daiei Hawks (Japanese baseball team) |
| FDH | Focal Dermal Hypoplasia |
| FDH | Florida Department of Health (Tallahassee, FL) |
| FDH | First Dental Health (network; various locations) |
| FDH | Farah Dejohnette Horsemanship (Hartford, CT) |
| FDH | Foreign Domestic Helper |
| FDH | Friedrichshafen, Germany - Friedrichshafen - Lowenthal (Airport Code) |
| FDH | Fat, Dumb, and Happy |
| FDH | Furthest Drive Home (UK band) |
| FDH | Florida Holding (Romania) |
| FDH | Failure Detection and Handling |
| FDH | Fluor Daniel Hanford, Incorporated |