Hessenberg

Hessenberg may refer to:

People:
 * Gerhard Hessenberg (1874–1925), German mathematician
 * Karl Hessenberg (1904–1959), German mathematician and engineer
 * Kurt Hessenberg (1908–1994), German composer and professor at the Hochschule für Musik und Darstellende Kunst in Frankfurt am Main

Mathematics:
 * Hessenberg matrix, one that is "almost" triangular
 * Hessenberg variety, a family of subvarieties of the full flag variety which are defined by a Hessenberg function h and a linear transformation X