Baron Ilbert of Pontefract Lacy 
Ilbert of Pontefract was born about 1005 in Pontifract,France. Ilbert of Pontefract's mother was Emma. He had a brother named Walter. He was the older of the two children. He died about 1093.General Notes
pg 310, Burke's " A Genealogical History of the Dormant, Abeyant, Forfeited and Extinct Peerages of the British Empire" published 1883
They had a son named Robert.
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