Conradine Birgitte Dunker (née Hansteen) (25 August 1780 – 11 September 1866) was a Norwegian socialite and writer.
Conradine Birgitte Hansteen was born in Christiania, 25 August 1780.
Her parents were the custom official Johannes Mathias Hansteen (1744–1792) and Anne Cathrine Treschow (1754–1829).
[3] She held a "prominent spot in the social life of the capital city", according to one encyclopedia.
Her memoirs Gamle Dage : Erindringer og Tidsbilleder were published posthumously in 1871 and are seen as valuable sources on the 19th century cultural life.