Eva Sylvia Waldemarsson (16 November 1903 – 24 May 1986) was a Swedish writer, mainly known for her historical novels.
The daughter of a wholesaler in Rinkaby, she taught for several years after completing her education. She later worked as an office assistant in Kristianstad.
Her first novel Himlavargen, published in 1959, was named best novel in Scania province. Her novels are written in local speech.
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