Heini Hediger (30 November 1908 in Basel – 29 August 1992 in Bern) was a Swiss biologist noted for work in proxemics in animal behavior and is known as the "father of zoo biology". Hediger was formerly the director of Tierpark Dählhölzli (1938–1943), Zoo Basel (1944–1953) and Zürich Zoo (1954–1973).