Henrietta Mariana "Marianne" Charlotta Koskull (19 February 1785, in Växjö – 30 March 1841, in Stockholm) was a Swedish noble and lady-in-waiting, known as the royal mistress of King Charles XIII of Sweden and King Charles XIV John of Sweden.
Henrietta Mariana "Marianne" Charlotta Koskull (19 February 1785, in Växjö – 30 March 1841, in Stockholm) was a Swedish noble and lady-in-waiting, known as the royal mistress of King Charles XIII of Sweden and King Charles XIV John of Sweden.