Anton Frederik Bruun (14 December 1901 – 13 December 1961) was a Danish oceanographer and ichthyologist. Educated at University of Copenhagen (1926) and employed at the Danish Commission for Marine Research (Kommissionen for Danmarks Fiskeri- og Havundersøgelser), where he participated in the third Dana expedition (1928-1930). From 1938 employed at the Zoological Museum of Copenhagen University. In 1945-46 scientific leader of the Atlantide expedition along the coast of West Africa and in 1950-1952 scientific leader of the Galathea deep-sea expedition, which circumnavigated the world.