By Gundred Surrey had:
William de Warenne, 2nd Earl of Surrey (d. 1138), who married Elisabeth (Isabelle) de Vermandois, widow of Robert de Beaumont, 1st Earl of Leicester.[27]
Edith de Warenne, who married firstly Gerard de Gournay, lord of Gournay-en-Bray, and secondly Drew de Monchy.[28]
Reynold de Warenne, who inherited lands from his mother in Flanders[28] and died c. 1106–08.[29]
An unnamed daughter, who married Ernise de Coulonces.