Roger D'AUBIGNY 
Roger was born about 1048. Roger's father was William D'AUBIGNY, Seigneur of St. Saveur and his mother was Miss Grimald DE PLESSIS. His paternal grandparents were Niel (Nigel) III DE ST SAVEUR and Adela D'EU; his maternal grandfather was Grimolt DE PLESSIS. He was an only child. He died after 1084.
They had a son named William Princerna .
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Children
William Princerna D'AUBIGNY, Butler to Henry I
William Princerna was born about 1070. He died in 1139.