Fredrika Charlotta Runeberg 1807 – 1879) was a Finnish (Finland-Swedish) novelist and journalist. She was a pioneer of Finnish historical fiction and one of the first woman journalists in Finland.

In her own time, she was mainly known as the wife of her famous husband, poet Johan Ludvig Runeberg. The family lived most of their life in Porvoo, where she created most of her works, including the historical novel Fru Catharina Boije och hennes döttrar (1858). She wrote in Swedish.

Fredrika Runeberg was the first Finnish author to critically analyze the status of women, at home and in the society. Her oeuvre includes two historical novels: Fru Catharina Boije och hennes döttrar (1858), set in Finland during the Great Northern War, and Sigrid Liljeholm (1862), set in the Cudgel War. She also contributed to various newspapers and magazines, and translated foreign literature and articles, mostly from French, German, and English, into Swedish