David Seth-Smith FZS, MBOU (9 March 1875 – 30 October 1963) was a British zoologist, wildlife artist, nature broadcaster and author. His career included spells as Curator of Mammals and Birds for the Zoological Society of London and editor of the Bulletin of the British Ornithologists' Club and the Avicultural Magazine. In 1905 he was appointed a member of council for the Zoological Society and was awarded the society's Silver Medal in 1908. He later presented nature programmes on the BBC's Children's Hour under the name "The Zoo Man", and also "Friends from the Zoo" on BBC Television, giving his first broadcast in 1932. He illustrated and photographed many animals and birds in captivity and is credited for taking the only known photographs of the now extinct pink-headed duck.