Biography
Married (1764) to Georg Friedrich Stielow. According to Boswell, her parents died when she was young, and she was raised by the Kircheisens as a part of the family.
Life with Boswell
Boswell mentions Schartow on July 17, 1764, when he went to a party at her uncle, Friedrich Behmer's, held in honour of her and her fiance, G. F. Stielow. The couple was married on the next day at a ceremony also attended by Boswell.