Alexander von Middendorff

Alexander von Middendorff
von Middendorff c.1880
Born18 August [O.S. 6] 1815
Saint Petersburg, Russian Empire
Died24 January [O.S. 12] 1894 (aged 78)
Resting placeHellenurme, Estonia
CitizenshipRussian Empire
German Confederation
German Empire
EducationHumboldt University of Berlin
University of Erlangen-Nuremberg
University of Vienna
University of Breslau
Alma materImperial University of Dorpat
Occupations
Employer(s)Kiev University
St Petersburg Academy of Sciences

Alexander Theodor von Middendorff (Russian: Алекса́ндр Фёдорович Ми́ддендорф, romanized: Aleksandr Fyodorovich Middendorf; 18 August 1815 – 24 January 1894) was a Russian zoologist and explorer of Baltic German and Estonian extraction. He was known for his expedition in 1843–45 to the extreme north and east of Siberia, describing the effects of permafrost on the spread of animals and plants.