HEC or Hec may refer to:

Businesses and organizations

  • Hautes Études Commerciales (disambiguation), French-language business schools
  • Higher Education Commission (disambiguation)
  • Hongkong Electric Company
  • Hotel Ezra Cornell, a student-run hospitality leadership conference
  • Hydro Tasmania (formerly Hydro-Electric Commission)
  • Hyundai Engineering (HEC), a Korean firm founded in 1974

Science, technology and mathematics

Computing and communications

  • Hollerith Electronic Computer, Britain's first mass-produced business computer
  • Header Error Control, a method used in some telecommunication protocols
  • HDMI Ethernet Channel, an audiovisual technology

Medicine

  • HEC syndrome, a condition
  • Human equivalent concentration
  • Hyperinsulinemic euglycemic clamp, a test of insulin resistance

Other uses in science and mathematics

  • Habitable Exoplanets Catalog, in astronomy
  • Hyperelliptic curve, in algebraic geometry
  • Hydroxyethyl cellulose, a thickening agent
  • HEC meeting, the Heart of Europe Bio-Crystallography Meeting

Other uses

  • The title character of Hec Ramsey, a television Western (1972–1974)
  • Heckington railway station, England; National Rail station code HEC

People

Sportspeople

  • Hec Crighton (fl. 1952–1986), Canadian gridiron football coach
  • Hec Cyre (1901–1971), Canadian gridiron football player
  • Hec Davidson (1908–1976), Australian-rules footballer
  • Hector Dyer (1910-1990), American sprinter
  • Hec Edmundson (1886–1964), American basketball coach
  • Hec Fowler (1892–1987), Canadian ice hockey player
  • Art Garvey (1900-1973), American gridiron football player
  • Hec Gervais (1934–1997), Canadian curler
  • Hec Highton (1923–1985), Canadian National Hockey League (NHL) ice hockey player
  • Hector Hogan (1931-1960), Australian sprinter
  • Hec Kilrea (1907–1969), Canadian NHL ice hockey player
  • Hec Lalande (1934–2010), Canadian NHL ice hockey player
  • Hector Lépine (1897-1951), Canadian NHL ice hockey player
  • Hec McKay (fl. 1904–1935), Australian-rules footballer
  • Hec Oakley (1909–1998), Australian cricketer
  • Hector Pothier (born 1954), Canadian gridiron footballer
  • Hec Yeomans (1895-1968), Australian-rules footballer

Other people

  • Hec Clouthier (born 1949), Canadian politician
  • Hector Waller (1900-1942), Australian naval officer