Alfred Kohn (22 February 1867 – 15 January 1959) headed the Institute of Histology at the Medical Faculty of German University in Prague for 26 years.

[1] He discovered the nature and origin of parathyroid glands and pioneered research on chromaffin cells and sympathetic paraganglia.

Kohn's papers covered topics including the pituitary, interstitial cells of testes, and ovaries, all of which relate to endocrinology.

[1] Due to his Jewish origin, he was expelled from Deutsche Gesellschaft der Wissenschaften und Künste für die Tschechoslowakische Republik in 1939 and transported to Terezin (Theresienstadt) ghetto in 1943.

[1] On his 90th birthday, he was elected honorary president of Anatomische Gesellschaft and awarded by the Czechoslovak Order of Labour.