Alwin Karl Haagner

Alwin Karl Haagner (1 June 1880 – 15 September 1962) was a South African ornithologist and mammalogist, who was instrumental in the establishment of the Kruger National Park and in early measures to raise awareness and protect Southern African wildlife.

He served for a decade as the director of the Pretoria Zoological Gardens. He wrote numerous works on South African birds and the protection of wildlife.