HEC

HEC could mean any one of the following:

Hautes Études Commerciales (disambiguation), French language business schools in Francophone countries
Hotel Ezra Cornell, Cornell Hotel School student-run Hospitality Leadership Conference
Header Error Control, a method used in some telecommunication protocols
The Higher Education Commission of Pakistan, formerly the University Grant Commission, is the primary regulator of higher education in Pakistan
The United States Army Corps of Engineers Hydrologic Engineering Center or the associated HEC Model, a hydrological transport model
Hyperelliptic curve, an algebraic curve given by an equation of the form
Heavy Engineering Corporation of Ranchi, India
Hydro Electric Commission of Tasmania
Hyperinsulinemic euglycemic clamp
Health Education Council, defunct Health Authority in the United Kingdom
Heckington railway station, England; National Rail station code HEC
HDMI Ethernet Channel, technology that consolidates video, audio and data streams into a single HDMI cable
Hydroxyethyl cellulose, a gelling and thickening agent derived from cellulose
The Habitable Exoplanets Catalog

Hec may refer to: