Johanna "Jeanette" Charlotta Granberg (19 October 1825 – 2 April 1857), also known by her married name Stjernström and by the pseudonym of Georges Malméen, was a Swedish writer, a playwright, a feminist and a translator, who wrote plays for mainly the theatre Mindre teatern in Stockholm in the mid-19th century.
Both siblings used male pseudonyms, Jeanette wrote under the name Georges Malméen.
In Läsareprästen(The vicar), she criticized religious fanaticism in her story about a priest who takes power in a community before the monarch and the people drive him out and reform the society, and in Hos oss eller en motbild till Onkel Toms stuga (At our place or a likeness to Uncle Tom's cabin), she treats the subject of poverty and charity.
[2] In 1854, she married the actor Edvard Stjernström, founder of the Swedish Theatre (Stockholm).
After her death, her husband married her sister, Louise Granberg who continued as a playwright and eventually became director of the Swedish Theatre.