1863 in birding and ornithology

Ongoing events
 * Thomas Caverhill Jerdon publishes the first volume of The Birds of India.
 * François Victor Massena, 3rd Duke of Rivoli, Alberto della Marmora and Alfred Moquin-Tandon die.
 * American ornithologist Greene Smith founds the Greene Smith Museum
 * Birds described in 1863 include black-throated munia, Amur falcon, Buru monarch, nuthatch vanga, red-tailed wheatear,
 * Heinrich Agathon Bernstein discovers the Waigeo home of Wilson's bird-of-paradise.
 * Alfred Russel Wallace publishes The Naturalist on the River Amazons
 * Gustav Radde Reisen im Süden von Ost-Sibirien in den Jahren 1855-59 (Travels in the south of eastern Siberia during the years 1855–59) published 1862–1863
 * John Gould The birds of Australia; Supplement 1851–69. 1 vol. 81 plates; Artists: J. Gould and H. C. Richter; Lithographer: H. C. Richter
 * John Gould The birds of Asia; 1850-83 7 vols. 530 plates, Artists: J. Gould, H. C. Richter, W. Hart and J. Wolf; Lithographers:H. C. Richter and W. Hart
 * The Ibis