Galen was an ancient Roman physician of Greek origin.

Galen may also refer to:

Places Galen, Montana, United States, an unincorporated community Galen, New York, United States, a town Galen Peak, Palmer Archipelago, Antarctica Galen (crater), a lunar impact crater

Schools Galen Catholic College, Wangaratta, Victoria, Australia Galen University, San Ignacio, Belize Galen College of Nursing, a private nursing school in multiple locations in the United States

People and fictional characters Galen (given name), a list of people and fictional characters Galen (surname), a list of people and fictional characters Vasily Blyukher (1889–1938), Soviet military commander who used the pseudonym "Galen" while in China Phillip Galen, pen name of Ernst Philipp Karl Lange (1813–1899), German novelist

Other uses Galen, a pharmaceutical company renamed Warner Chilcott Galen Center, an athletic facility in Los Angeles, California, United States Galen Institute, a health policy think tank in Alexandria, Virginia Galen, a fictitious town in the novel The Land of Laughs by Jonathan Carroll Galen Framework, a software testing framework

See also OpenGALEN, a provider of an open source medical terminology Von Galen family Galan (disambiguation) Galena (disambiguation) Galien (disambiguation) Gehlen (disambiguation) Gaylon, a list of people with the given name