A Hessian is an inhabitant of the German state of Hesse.
Hessian may also refer to:
Named from the toponym
- Hessian (soldier), eighteenth-century German regiments in service with the British Empire
- Hessian (boot), a style of boot
- Hessian fabric, coarse woven material
- Hessian fly or barley midge, a species of fly (thought to be introduced by Hessian soldiers)
- Hessian dialects, West Central German group of dialects
- Hessian crucible, a type of ceramic crucible
- Hessian Cup, a regional cup competition in German football
Named for Otto Hesse
- Hessian matrix, in mathematics, is a matrix of second partial derivatives
- Hessian affine region detector, a feature detector used in the fields of computer vision and image analysis
- Hessian automatic differentiation
- Hessian equations, partial differential equations (PDEs) based on the Hessian matrix
- Hessian pair or Hessian duad in mathematics
- Hessian form of an elliptic curve
- Hessian group
- Hessian polyhedron
- Glossary of classical algebraic geometry § Hessian, other mathematical objects called Hessian
Other uses
- Hessian (Web service protocol)
- The Hessian, a 1972 novel by Howard Fast
People with the name
- Patrick J. Hessian (1928–2007), United States Army officer
- Stephen Hessian (1891–1962), Canadian lawyer and political figure
- Toby Hessian (born 1969), British rower