List of Famous people named Erard

Érard de Brienne was a French nobleman. He was lord of Ramerupt and of Venizy, and also a pretender to the county of Champagne as an instigator of the Champagne War of Succession. He was a son of André of Brienne and of Alix of Vénizy.

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.

Erard I, Count of Brienne (1060–1114) was Count of Brienne at the end of the 11th century. He was the son of Gautier I of Brienne, count of Brienne, and his wife Eustachie of Tonnerre.

Érard de la Marck was prince-bishop of Liège from 1506 till 1538. He was born in Sedan, Ardennes, the third son of Robert I de la Marck, lord of Sedan and Bouillon.