Hg

Hg or HG may refer to:

• Haplogroup, a group of similar haplotypes
• Hectogram, a unit of mass equal one hundred grams
• 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 (magazine) or HG, a former American shelter magazine
• Hyperemesis gravidarum, a severe form of morning sickness
• Masaki Sumitani or HG, Japanese professional wrestler
• Mercury (element)'s chemical symbol
• Niki (airline)'s IATA code
• hg, the driver program of Mercurial, a version control system
• HG or Harry G. Nelson, half of the Roy and HG comedy duo
• High Grade, a line of Gundam models

Persons known by the initials

• H. G. Wells (1866–1946), English science fiction author
• H. G. Hadden (1874–1945), American football player and coach
• Henry Hugh Gordon Stoker or H. G. Stoker (1885–1966), Royal Navy officer and stage and screen actor

See also

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