Johan Peter Falk (26 November 1732 – 31 March 1774) was a Swedish botanist and an apostle of Carl Linnaeus.
[1] Falk traveled to Russia and in 1763 and became Curator for the Cabinet of Natural History in St. Petersburg.
In 1765, Falck was appointed Professor in medicine and botany at the Russian Academy of Sciences.
He participated in the expedition to the central Russian province of Povolzhye, Siberia, Altay, and Transbaikal (1768–1774) organised by the Prussian scientist Peter Simon Pallas (1741–1811).
Falk's notes were published in Germany as Beyträge zur topgraphischen Kentniß des rußischen Reichs (3 volumes, 1785–1786).