The Witcher is a series of six fantasy novels and 15 short stories written by Polish author Andrzej Sapkowski. The series revolves around the eponymous "witcher", Geralt of Rivia. "Witchers" are monster hunters given superhuman abilities for the purpose of killing dangerous creatures. The Witcher began with a titular 1986 short story that Sapkowski entered into a competition held by Fantastyka magazine, marking his debut as an author. Due to reader demand, Sapkowski wrote 14 more stories before starting a series of novels in 1994. Known as The Witcher Saga, he wrote one book a year until the fifth and final installment in 1999. A standalone prequel novel, Season of Storms, was published in 2013.

Andrzej Sapkowski is a Polish fantasy writer, essayist, translator and a trained economist. He is best known for his six-volume series of books The Witcher, which revolves around the eponymous "witcher," a monster-hunter, Geralt of Rivia. It began with the publication of Last wish (1990), and was completed with the publication of standalone prequel novel Season of Storms (2013). The saga has been popularized through television, stage, comic books, video games and translated into 37 languages making him the second most-translated Polish science fiction and fantasy writer after Stanisław Lem.