Eugene Eisenmann, Panamanian-American lawyer and ornithologist (b. 1906)
Eugene "Gene" Eisenmann (19 February 1906 – 16 October 1981) was an American and Panamanian lawyer and amateur ornithologist of German-Jewish ancestry. He had a long association with the Linnaean Society of New York (LSNY) as well as with the American Ornithologists' Union (AOU) and the American Museum of Natural History (AMNH). He was an expert on Neotropical birds.