John ("the Marshall") Fitz Gilbert
John, known as the Marshall, was born about 1105 in Pembroke, Wales.  He died about 1164.

 Sibilla de Salisbury
Sibilla was born about 1126 in Pembroke, Wales.  She died on June 3rd.

 William FitzJohn “the Protector” Marshal, 1st Earl of Pembroke
William, known as the Protector, was born in 1146 in Pembroke, Wales.  He died at the age of 73 on May 14th, 1219 in Caversham Manor, Berkshire, England.  He was buried in Round Chapel of Knight's Temple, London, Middlesex, Eng.