Eustace FitzJohn de BURGO & Beatrix de VESCI 
They had a son named William de.
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Personal Details
Eustace FitzJohn de BURGO
Eustace FitzJohn de was born about 1080 in Knaresborough Castle, Yorkshire, England. He died on July 3rd, 1157 in Alnwick Castle, Northumberland, England.
Beatrix de VESCI
Beatrix de was born about 1090 in Alnwick Castle, Northumberland, England. She died before 1128.
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Children
William de VESCY
William de was born about 1118 in Knarsborough Castle, Yorkshire, England. He died before September 1183 in ALnwick, Northumberland, Yorkshire, England.