Aurora Lovisa Ljungstedt (née, Hjort; pseudonym, Claude Gérard; 2 September 1821 – 21 February 1908), was a Swedish writer. She is regarded to be the first crime novel author of her country and has been referred to as Sweden's Edgar Allan Poe. Life. Aurora Lovisa Hjort was born 2 September 1821, in Karlskrona. She was the eldest of four children of major Georg Leonard Hjort (1788–1872) and Fredrika Elisabeth Alf (1792–1877). In 1846, she married Samuel Viktor Ljungstedt (1820–1904), an official in the prison care bureau, and settled in Stockholm. She had three children.
https://en.wikipedia.org/wiki/Aurora_Ljungstedt