HR, H.R., Hr or hr may refer to:
Arts and media
editFilm and television
edit- H.R. Pufnstuf, a children's television series from 1969
- HR, a 2013 television drama starring Alicia Silverstone
- HR, a criminal organisation in the American TV series Person of Interest
Other media
edit- HR (girl group), Japan
- Hessischer Rundfunk (Hessian Broadcasting), Germany
Fictional characters
edit- H. R. Wells, a character from The Flash television series
Business and finance
edit- Human resources, personnel
- Human resource management
- Ukrainian hryvnia, currency
Government and politics
editLanguages
edit- hr (ISO 639-1 code) for the Croatian language
- ⟨hr⟩, a two-letter combination used in some languages
- Reduction of /hr/ to /r/ in Old/Middle English
People
edit- H.R. (musician) (born 1956), lead singer of American band Bad Brains
Places
edit- HR (ISO 3166-1 code) for Croatia
- HR postcode area, UK, covering six post towns around Hereford, England
- IN-HR (ISO 3166 code) for Haryana, a state in North India
Religion
edit- HR, an honorific abbreviating His Reverence or Her Reverence
Science and technology
editBiology and medicine
edit- HR (gene), encoding protein hairless
- Haemodynamic response, delivery of blood to tissues
- Heart rate
- Homologous recombination, in genetics
- Hypersensitive response, of plants to infection
- Hydroxyethylrutoside, a class of drugs
Computing
edit<hr>
, an HTML element- .hr, Internet code for Croatia
- HR (software), mathematical theory generator
- Half Rate (HR or GSM-HR), a speech coding system
Other uses in science and technology
edit- Hazard ratio
- Hertzsprung–Russell diagram (H-R, HRD), in astronomy and astrophysics
- High-resolution high-definition (HRHD, HR, HRHDTV or HR.HDTV) image resolution
- Hour (hr)
- HR, Bright Star Catalogue prefix
- Nissan HR engine
Sports
edit- Home run in baseball
Transportation
edit- Former Scots Highland Railway
- Holden HR, a car 1966-1968
- Haryana Roadways State Transport, India