John (The Marshal) FitzGilbert
John (The Marshal) was born in 1106 in Pembroke, Wales.  He died at the age of 59 in 1165.

 Sibilla (Sibyl) de Salisbury
Sibilla (Sibyl) was born about 1139 in Prembroke, Pemborkeshire, Wales.  She died on June 3rd.

 Margaret Fitzgilbert Marshall
Margaret Fitzgilbert was born in 1170 in Warwick, Warwickshire, England.  She died at the age of 72 in 1242.

 William (Strongbow) "The , 1st Earl of Pembro/Marshall
William (Strongbow) was born in Pembroke, Pemborkeshire, Wales and his baptism took place on May 12th, 1146.  He died on May 14th, 1219 in Caversham Manor, England.  He was buried in May 1219 in Round Church of The Templars, London, England.