Johann Schröder may refer to:
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Johann Schröder (physician)
Johann Schröder (1600, Bad Salzuflen – 1664) was a German physician and pharmacologist who was the first person to recognise that arsenic was an element. In 1649, he produced the elemental form of arsenic by heating its oxide, and published two ...
(1600–1664), German physician and pharmacologist, recognised that arsenic was an element
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Johann Heinrich Schröder
Johann Heinrich Schröder (12 December 1784 – 28 June 1883) was a member of the Hanseatic Schröder family of Hamburg, who settled in London and founded Schroders, one of the United Kingdom's largest investment banks.
Early life
Schröde ...
(1784–1883), banker
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Johann Schröder (mathematician) (1925–2007), German mathematician
{{hndis, Schroder, Johann