| Acronym | Definition |
|---|
| HES | Hospital Episode Statistics (UK) |
| hES | Human Embryonic Stem (cell) |
| HES | Hypereosinophilic Syndrome |
| HES | Home Electronic System |
| HES | Hydroxyethyl Starch |
| HES | Hogeschool voor Economische Studies (Dutch: University of Economic Studies) |
| HES | Health, Environment and Safety |
| HES | History of Education Society (Newark, DE) |
| HES | History of Economics Society |
| HES | Hazard Elimination Safety |
| HES | Home Energy Station (Honda) |
| HES | Halliburton Energy Services |
| HES | Hurricane Evacuation Study (National Hurricane Center) |
| HES | Hamlet Evaluation System (Vietnam) |
| HES | Hitchhiker Ejection System |
| HES | Habitat Evaluation System |
| HES | Hybrid Earth Station (Hughes) |
| HES | Hemalun Eosine Safran (histology, French: Cell components revelation method) |
| HES | Hygiene, Education and Sanitation |
| HES | Human Environmental Services |
| HES | Hostile Environment Simulator |
| HES | High Energy Scrubber |
| HES | Highway Enhancement System |
| HES | Hazleton Environmental Services, Inc (Madison, Wisconsin) |
| HES | High-Consequence Engineering Systems |
| HES | Historical Engine Society |
| HES | Heater Exchange Subassembly |
| HES | Hic Est Sepultus (Latin: Here He Is Buried, epigraphy) |
| HES | HEED (Health, Education and Economic Development) Evening School (Bangladesh) |
| HES | High End Server (computing) |
| HES | Historical European Swordsmanship |
| HES | Haute Ecole Specialisee (University of Applied Science; Switzerland) |
| HES | Household Expenditure Survey (various nations) |