Illustrious Highness
The Counts of Stolberg-Wernigerode were considered "Reichsfrei". The children of "Fürsten", "Fürstinnen" and "Erbprinzen" (Princes and Princesses) zu Stolberg-Wernigerode bore the title of Prince(ss) zu Stolberg-Wernigerode and were styled as Serene Highness. Other members of this line bore the equal title of "Graf/Gräfin zu Stolberg-Wernigerode" (not to be confused with ordinary Counts) and were styled as Illustrious Highness.