HES
- Environment, health and safety
- HES School of Economics and Business
- Harbour Air Seaplanes
- Harry Edward Styles
- Harvard Extension School
- Health Survey for England
- Hermiston Municipal Airport
- Hessle railway station
- Hirschfeld Eddy Foundation
- Historic Environment Scotland
- Historical European swordsmanship
- Home Energy Saver
- Home Energy Station
- Home Entertainment Suppliers
- Homosexualités et Socialisme
- Hospital Episode Statistics
- Huayu Enrichment Scholarship
- Human Engineered Software
- Human embryonic stem cell
- Hydroxyethyl starch
- Hypereosinophilic syndrome
- Hypertext Editing System
- Isis
- Vilém Heš