David Fleay, Australian ornithologist and zoologist (d. 1993)

David Howells Fleay (; 6 January 1907 – 7 August 1993) was an Australian scientist and naturalist who pioneered the captive breeding of endangered species, and was the first person to breed the platypus (Ornithorhynchus anatinus) in captivity.He died on 7 August 1993 aged 86.