Hg

• Mercury (element), the element
• hg, the driver program of Mercurial, a version control system

In other uses:

• Masaki Sumitani or HG, Japanese professional wrestler
• Hengwrt Chaucer or Hg, a manuscript of the Canterbury Tales
• His/Her Grace, a style used for various high-ranking personages
• Hlinka Guard, a militia movement of the Slovak People's Party from 1938 to 1945
• House & Garden or HG, a former US magazine
• HG postcode area, in Yorkshire,England
• Niki (airline), IATA code
• Bad Homburg vor der Höhe's German vehicle plate code
• High Grade, a line of Gundam models
• H. G. Wells, English writer
• Harry G. Nelson, half of the Roy and HG comedy duo
• The Hunger Games

See also

• Archer Maclean's Mercury or [Hg] Hydrium, a video game