 Sophie was described as a charming beauty but was also feared for her ambition and sharp tongue.She lived out her final years retired to Löfstad Slott near Norrköping.Sophie von Fersen, alongside the fictitious Johanna and Hedvig Elisabeth Charlotte of Holstein-Gottorp, is one of the three main characters in the novel trilogy "Barnbruden" (Child Bride) from 2013, "Pottungen" (Chamber pot child) from 2014, and "Räfvhonan" (She Fox) from 2015, by Anna Laestadius Larsson.