Mikołaj, married Princess Sophie Fredricke Dorothiea Henertte Von Thurn about 1797. Princess (daughter of Karl Anselm, 4th Prince of Thurn and Taxis and Auguste Elisabeth, Duchess of Württemberg) was born on 20 Jul 1758 in , Regensburg, Bayern, Germany; died on 31 May 1800 in Unbekannt.. [Group Sheet] [Family Chart]