William de Percy
William was born in 1193 in Alnwick, Northumberland, England.  He died before July 28th, 1245.  He was buried in Sallay Abbey.

 Joan de Briwere
Joan was born in Stoke, Devanshire, England.  She died before June 12th, 1233 in Sandown, Surrey, England.  She was buried in Sandown Hospital, Surrey, England.

 Agnes Percy
Agnes was born about 1216.

 Alice Percy
Alice was born about 1216.

 Anastacia Percy
Anastacia was born about 1216 in Alnwick, Northumberland, England.

 Joan de Ferlington
Joan was born about 1216.