Eustace Grenier Eustace Grenier Eustace I Garnier, also known as Eustace Grenier or Eustace Granarius (died on 15 June 1123), was lord of Caesarea from before 1110, and lord of Sidon from 1110 to his death. He was a nobleman from the County of Saint-Pol and went to the Holy Land either during the First Crusade or around 1100. He became an influential retainer of King Baldwin I of Jerusalem, who granted Caesarea and Sidon to him. After an Artuqid prince captured Baldwin I's successor, Baldwin II, Eustace was elected constable and bailliff (or regent) in April 1123. Shortly before his death,
Baldwin I, Margrave of Flanders support the emperor's son, Louis the Stammerer. During his life, Baldwin expanded his territory into one of the major principalities of Western Francia. He died in 879 and was buried in the Abbey of St-Bertin, near Saint-Omer. Baldwin was succeeded by his and Judith's son, Baldwin II (c. 866 – 918). The couple's first son, Charles, named after his maternal grandfather, died at a young age. His third son Raoul ("Rodulf") (c. 869 – murdered 896) became Count of Cambrai around 888, but he and his brother joined king Zwentibold of Lotharingia in 895. In 896, they attacked Vermandois and