 Her mother was Caroline Wilhelmine Zinkow (or Zinnow), and she had a younger brother, August Jakob Friedrich von Briest (1789–1790).After her mother's death, her father married Marie Friederike Helene von Luck, and they had two children, Caroline Friederike Auguste von Briest and Clara Friederike Charlotte von Briest.The home was frequently visited by literary men from Berlin.