HRE (disambiguation)

HRE usually refers to the Holy Roman Empire, a historic political entity in Central Europe.

HRE may also refer to:


 * Hanno R. Ellenbogen Citizenship Award, an annual award ceremony
 * Hrê language, a North Bahnaric language spoken in Vietnam, mainly by the H're people
 * H're people, an ethnic group of Vietnam who largely speak the Hrê language
 * Harare International Airport, in Zimbabwe
 * Holy Roman Emperor, the leader of the Holy Roman Empire, nominally in charge of these territories
 * Hormone response element, a DNA sequence within genes, involved in the regulation of the genes' expression
 * Hudson River Expressway, a proposed highway in New York state, United States
 * Human rights education
 * Hypo Real Estate, a German holding company and commercial property lender
 * Hybrid Rocket Engine, a type of rocket engine with fuel and oxidizer in different states
 * Waco HRE, an American biplane
 * HRE, a Rockwell scale of hardness