Eduard Heinrich Graeffe or Gräffe (27 December 1833, Zurich – 23 April 1916 Ljubljana) was a Swiss zoologist and naturalist.
[1][2][3] From 1862 to 1873, he was based in Samoa,[2] conducting scientific research and collecting specimens from throughout the South Pacific.
Among his writings of the expedition was: Reisen im Innern dei Insel Viti Levu (in: Neujahrsblatt der Naturforschende Gesellschaft in Zürich auf das Jahr 1868, Nr.
[8] Initially Graeffe's insect collection was in Das Museum Godeffroy in Hamburg.
This collection was sold and Graeffe's specimens (and the material he had worked on) were divided between Civico Museo di Storia Naturale di Trieste (Hymenoptera, Diptera, Orthoptera and Hemiptera) and the Naturhistorisches Museum (Hymenoptera, Orthoptera Diptera and Hemiptera).