HF, Hf or hf can refer to:
Arts and entertainment
- HammerFall, a Swedish power metal band
- Hard-Fi, an English indie rock band
- ', a long-running Star Trek fan-fiction series
- Hi-hat with foot, part of a drum kit
Business
Education
Organizations
- Humanity First, an international charitable organisation, which focuses on immediate disaster response and long-term development
- Health trust (Helseforetak), a Norwegian hospital enterprise
- Heritage Front, a white supremacist and Canadian Nationalist group
- Hudobný fond (Music Fund Slovakia), a presenter of the ZAI Awards
Science and technology
Biology and medicine
Chemistry
- Hafnium, symbol Hf, a chemical element
- HartreeâÂÂFock method, a calculation scheme in the field of computational chemistry
- Hydrogen fluoride, HF, a diatomic compound which can dissolve in water to form hydrofluoric acid, a highly corrosive solution
- Hydrofluoric acid, HF<sub>(aq)</sub>, a solution of hydrogen fluoride (HF) in water
Other uses in science and technology
Sport
People
Other uses
See also