William De Percy
William was born in 1088.  He died at the age of 86 in 1174.

 Adeliza De Clare Of Turnbridge
Adeliza was born in 1115.  She died at the age of 33 in 1148.

 Agnes De Percy
Agnes was born in 1134.  She died at the age of 70 on October 13th, 1204.

 Maud De Percy
Maud was born in 1135.

 Alan De Percy