Sten De Geer was a Swedish professor of geography and ethnography. As son of geologist Gerard De Geer Sten was born into the Swedish nobility holding the title of baron.

Sten De Geer
Born(1886-04-26)26 April 1886
Died2 June 1933(1933-06-02) (aged 47)
NationalitySwede
CitizenshipSweden
Alma materUppsala University
Known forBaltoscandia
Joint valley landscape
Norrland terrain
South Småland peneplain
Parent
Scientific career
FieldsGeography, Ethnography
InstitutionsStockholms högskola
Stockholm School of Economics
Uppsala University
Göteborgs högskola