Eva Aurora Charlotta Karamzin (née Stjernvall) (1 / 7 August 1808 Ulvila – 13 May 1902 Helsinki) was a Finnish philanthropist.

She was the daughter of Carl Johan Stjernvall (1764–1815) and his wife, Baroness Eva Gustava von Willebrand (1781–1844), daughter of Baron Ernst Gustaf von Willebrand and wife Wendla Gustava Wright and related to Adolf Fredrik Munck and Carl Gustaf Emil Mannerheim.

[2][3] Karamzin had an older brother, Emil Stjernvall Walleen (1806–1890) who added his stepfather's name to his own and later became a Finnish Minister of State and a Baron.

Evgeny Baratynsky dedicated a poem to her, both in Russian and French ("Go and breathe inspiration into us, you the namesake of dawn... for whom you will become the sun of happiness?

[6] After the death of Aurora's second husband, she occupied herself with the practical matters of her Järvenperä (Träskända) manor in Espoo, Finland and with her growing interest in charity.