Count | William III of England | George III of the United Kingdom | Count Basie | Henry III of England | George III | Edward III of England | Henry III | Edward III | Engelbert Humperdinck | Charles III of Spain | William III | count | Loudon Wainwright III | Gorizia | WTA Tier III tournaments | Richard III of England | Engelbert Humperdinck (singer) | Benigno Aquino III | Pope Alexander III | Count Dracula | Star Wars Episode III: Revenge of the Sith | Henry III of France | The Count of Monte Cristo | Gustav III of Sweden | Shalmaneser III | Alexander III of Russia | Albatros D.III | Frederick III | Rainier III, Prince of Monaco |
Bernhard's paternal grandparents were Margrave Engelbert III of Istria and Matilda of Sulzbach.
####Mechtild (d.1245), married to Count Frederick I of Hohenburg, secondly to Count Engelbert III of Görz
Engelbert attended the 1156 Imperial Diet in Regensburg, where he witnessed the granting of the Privilegium Minus by Emperor Frederick Barbarossa, elevating the March of Austria to a duchy.
After the early death of his elder brother Engelbert III in 1401, he succeeded as Count of Ziegenhain and Nidda.