Joscelin de PERCY & Agnes de PERCY 
They had a son named Henry I de.
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Personal Details
Joscelin de PERCY
Joscelin de was born about 1113. He died in 1178 in Egmanton, Nottingham, England.
Agnes de PERCY
Agnes de was born in 1137 in Egmanton, Nottingham, England. She died at the age of 68 in 1205.
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Children
Henry I de PERCY
Henry I de was born in 1169 in Alnwick, Northumberland, England. He died after 1200.