John (The Marshall) Fitz Gilbert   
John (The Marshall) was born about 1195 in Pembroke, Wales.  He died in 1164.

 Sybil Salisbury
Sybil was born in 1127 in Pembroke, Wales.  She died at the age of 38 on June 3rd, 1165.

 John Marshall II
John was born about 1145 in Pembroke, Wales.

 Margaret Fitz Gilbert Marshall
Margaret Fitz Gilbert was born in 1160 in Wiltshire, Eng.

 William Marshall
William was born in 1162 in Pembroke, Wales.  He died at the age of 57 on May 14th, 1219 in Cavershamanor .