QE may stand for:
Economics
- Quantitative easing, a monetary policy intended to stimulate an economy in recession
Education
- Qualifying examination, an exam required to continue studies at a higher level
- Queen Elizabeth School (disambiguation), several schools, including:
- Queen Elizabeth's School, Wimborne Minster, in Winborne Minster, Dorset, England
- Queen Elizabeth Sixth Form College, in Darlington, County Durham, England
- Wyggeston and Queen Elizabeth I College in Leicester, England
Hospitals
- Queen Elizabeth Hospital Birmingham in England
- Queen Elizabeth Hospital, Hong Kong, a hospital at King's Park in Kowloon, Hong Kong
- Queen Elizabeth Hospital, Adelaide, in Australia
Mathematics
- Quantifier elimination, a technique to simplify formulas
- Quadratic equation, an equation involving the second power (square) but no higher
Royalty
- Queen of England (disambiguation)
- Queen Elizabeth (disambiguation), several queens, including:
- Queen Elizabeth I of England (1533–1603)
- Queen Elizabeth II of the United Kingdom (1926–2022)
Science and engineering
- Quantum efficiency, a quantity related to device's sensitivity to light
- Quantum entanglement, a close interaction between particles at the quantum level such that they are inseparable
- Quality assurance, also known as quality engineering
- Quality Engineering (journal), an academic journal focused on quality assurance
- Query expansion, a technique to provide better search results by automatically adding similar searches
- Quartz Compositor, also known as Quartz Extreme, the windowing system in Mac OS X
Transportation
- Queen Elizabeth Way, a highway in Ontario, Canada
- Queen Elizabeth-class aircraft carrier, a class Royal Navy ships
- Crossair Europe (IATA airline designator QE)
- Queen Elizabeth (ship)
Culture
- Queer Eye (2003 TV series)
See also
- QE1 (disambiguation)
- QE2 (disambiguation)
- QE3 (disambiguation)