HBS
- Croatian Cycling Federation
- HBS Craeyenhout
- HBS Craeyenhout (football club)
- Haemoglobin S
- Hapoel Be'er Sheva F.C.
- Harebrained Schemes
- Harvard Business School
- Heinrich Böll Foundation
- Henley Business School
- Henrietta Barnett School
- Her Bright Skies
- Hexagonal bilayer silica
- Himanta Biswa Sarma
- Historic Brass Society
- Hitchin Boys' School
- Hoboken Shore Railroad
- Hogere Burgerschool
- Honmon Butsuryū-shū
- Hunan Broadcasting System
- Saline (medicine)
- Serbo-Croatian
- Serbo-Croatian language