HEG

HEG may refer to:

Places

 * Mount Heg, Victory Mountains, Antarctica
 * Herlong Recreational Airport, Jacksonville, Florida, US (FAA LID: )

Science and technology

 * Hemoencephalography
 * Homing endonuclease genes
 * Homogeneous electron gas
 * Host Europe Group, a web hosting company in the UK
 * Hydro-erosive grinding
 * Hyperemesis gravidarum, a complication of pregnancy

Other uses

 * Hans Christian Heg (1829–1863), Norwegian-American politician and soldier
 * Helong language, spoken on Timor (ISO 639-3: )