Hilda Augusta Amanda Kerfstedt, née Hallström (5 June 1835, in Eskilstuna – 10 April 1920, in Stockholm), was a Swedish novelist, playwright and translator. She was a popular and noted writer in late 19th and early 20th century Sweden, and participated in the public debate. She was also engaged in the movement for women's rights, and active in the Fredrika Bremer Association and Married Woman's Property Rights Association. As a feminist, she focused on the debate around sexual equality, and was critical to the contemporary sexual double standards for men and women. As such, she was one of the participants in the Nordic sexual morality debate, the public debate in Swedish papers, books and plays, which took place during the 1880s. She was the editor of the feminist paper Dagny, the publicat