Her father was described as "one of the most elegant and spirited gentlemen of his time", and her mother was celebrated for her beauty at the French royal court of Versailles, when she accompanied her aunt and uncle by marriage, Ulla Tessin and the Swedish ambassador to France count Carl Gustaf Tessin, to France. Both her parents spent their life in service at the royal Swedish court, and Augusta von Fersen, as well as her sisters, served as hovfröken (maid of honour) prior to her marriage. In December 1770, she married count Fredrik Adolf Löwenhielm (1743-1810). After their wedding, the couple settled in the country estate of her spouse for a while. They had one son. Love affair with Duke Charles
During the 1771 winter social season in Stockholm, Augusta Löwenhielm was courted by prince Charles, who had recently returned to Sweden after having been sent abroad to separate him from Brita Horn. Prince Charles reportedly fell in love with her, she eventually reciprocated, and the relationship that followed has been described as "the most serious and tender in his [Charles'] erotic chronicle". The couple had a son, Carl Axel Löwenhielm.
Her father was described as "one of the most elegant and spirited gentlemen of his time", and her mother was celebrated for her beauty at the French royal court of Versailles, when she accompanied her aunt as well as her parent's sibling by marriage, Ulla Tessin and the Swedish ambassador to France the Royal C.G. Tessin, to France. Both her parents spent their life in service at the royal Swedish court, and Augusta von Fersen, as well as her sisters, served as hovfröken (maid of honour) prior to her marriage. In December 1770, she married Count Fredrik Adolf Löwenhielm (1743-1810). After their wedding, the couple settled in the country estate of her spouse for a while. They had one son. Love affair with Duke Charles: During the 1771 winter social season in Stockholm, Augusta Löwenhielm was courted by Prince Charles, who had recently returned to Sweden after having been sent abroad to separate him from Brita Horn. Prince Charles reportedly fell in love with her, she eventually reciprocated, and the relationship that followed has been described as "the most serious and tender in his [Charles'] erotic chronicle". The couple had a son, Carl Axel Löwenhielm.