August von Pelzeln (10 May 1825, Prague – 2 September 1891 in Oberdöbling) was an Austrian ornithologist.
[1] He studied at the University of Vienna, later working as an assistant under helminthologist Karl Moriz Diesing (1800-1867) in the Hof-Naturalien-Cabinet (from 1851).
In 1857 he acquired curatorial duties formerly held by Johann Jakob Heckel (1790-1857),[1] and subsequently became in charge of the bird (1857) and mammal (1869) collections.
[2] He worked on the birds collected by Johann Natterer in Brazil (343 species).
[3] He was forced to retire from the museum due to ill health, and died at Oberdöbling near Vienna.