Eigen may refer to:
People with the given name , Japanese sport shooter , Japanese professional wrestler Frauke Eigen (born 1969) German photographer, photojournalist and artist Manfred Eigen (1927–2019), German biophysicist Michael Eigen (born 1936) American psychologist and psychoanalyst Karl Eigen (1927–2016) German farmer and politician Saint Eigen, female Christian saint Peter Eigen, (born 1938) German lawyer, development economist and civil society leader
Places Eigen, Schwyz, settlement in the municipality of Alpthal in the canton of Schwyz, Switzerland Eigen, Thurgau, locality in the municipality of Lengwil in the canton of Thurgau, Switzerland Eigen-ji, Buddhist temple
Others Eigen (C++ library), computer programming library for matrix and linear algebra operations Eigen Wereld, is Opgezwolle's third album Eigen Kweek, was a 2013-2019 Belgian crime comedy television series
See also Eigenvalue, eigenvector and eigenspace in mathematics and physics Eigenclass, synonym to metaclass in the Ruby programming language Eigenbehaviour, with its connection to eigenform and eigenvalue in cybernetics Eigenfunction, is any non-zero function