What noble family was XXX part of?
Elisabeth of Mecklenburg-Güstrow
Elisabeth of Mecklenburg-Güstrow (3 September 1668 - 25 August 1738), was a German noblewoman member of the House of Mecklenburg and by marriage Duchess of Saxe-Merseburg-Spremberg (during 1692-1731) and Saxe-Merseburg (during 1731-1738).