Erard I, Count of Brienne

Erard I, Count of Brienne (c. 1090 – c. 1120?) 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.

In 1097 he fought in the First Crusade.

In 1110 he married Alix of Roucy-Ramerupt, daughter of André de Montdidier-Roucy, seigneur de Ramerupt. They had 3 children :

• Gautier II of Brienne, count of Brienne and lord of Ramerupt.
• Guy of Brienne
• Félicité of Brienne, who married Simon I of Broyes then in 1142 Geoffroy III, sire de Joinville.

Counts of Brienne House of Brienne Engelbert I Engelbert II Engelbert III Engelbert IV Walter I Erard I Walter II Erard II Walter III Walter IV John Hugh Walter V Walter VI House of Enghien Sohier Walter VII Louis I Margaret with John of Luxemburg House of Luxemburg Peter I Louis Peter II Anthony I Charles I Anthony II John II Charles II Louise House of Loménie Louise de Béon with Henri-Auguste Louis Henri Nicholas Athanase Louis Marie