The 1975 Annual World's Best SF is an anthology of science fiction short stories edited by Donald A. Wollheim and Arthur W. Saha, the fourth volume in a series of nineteen. It was first published in paperback by DAW Books in May 1975, followed by a hardcover edition issued in September of the same year by the same publisher as a selection of the Science Fiction Book Club. For the hardcover edition the original cover art of Jack Gaughan was replaced by a new cover painting by Richard V. Corben. The paperback edition was reissued by DAW in December 1980 under the variant title Wollheim's World's Best SF: Series Four, this time with cover art by Vicente Segrelles. A British hardcover edition was published by in November 1976 under the variant title The World's Best SF Short Stories No. 2.