Erard II, Count of Brienne
Erard II of Brienne was count of Brienne from 1161 to 1191, and a French general during the Third Crusade, most notably at the Siege of Acre. He was the son of Gautier II, count of Brienne, and Adèle of Baudemont, daughter of Andrew, lord of Baudemont and Agnes of Braine. His paternal grandparents were Erard I, Count of Brienne and Alix de Roucy. During this siege he saw his brother André of Brienne die on 4 October 1189, before being killed himself on 8 February 1191. Erard II's nephew was Erard of Brienne-Ramerupt.
Before 1166 he married Agnès of Montfaucon, daughter of Amadeus II of Montfaucon and of Béatrice of Grandson-Joinville. Their children were: