Walter I Grenier (or Walter of Caesarea) (died 1154) was the

Lord of Caesarea The Crusader state of the Kingdom of Jerusalem, created in 1099, was divided into a number of smaller seigneuries. According to the 13th-century jurist John of Ibelin, the four highest crown vassals (referred to as barons) in the kingdom prope ...

in the

Kingdom of Jerusalem The Kingdom of Jerusalem ( la, Regnum Hierosolymitanum; fro, Roiaume de Jherusalem), officially known as the Latin Kingdom of Jerusalem or the Frankish Kingdom of Palestine,Example (title of works): was a Crusader state that was establish ...

, succeeding his father

Eustace Eustace, also rendered Eustis, ( ) is the rendition in English of two phonetically similar Greek given names: *Εὔσταχυς (''Eústachys'') meaning "fruitful", "fecund"; literally "abundant in grain"; its Latin equivalents are ''Fæcundus/Fe ...

(died 1123). He was the twin brother of Gerard Grenier,

Lord of Sidon The Lordship of Sidon (french: Saete/Sagette), (Later County of Sidon) was one of the Vassals of the Kingdom of Jerusalem, four major fiefdoms of the Kingdom of Jerusalem,According to the 13th-century writer John of Ibelin (jurist), John of Ibelin ...

(sometimes known as Eustace II). He was a member of the

House of Grenier The House of Granier (or Grenier ) was a prominent noble family during the Crusades founded at the beginning of the 12th century by Eustachius Granarius, a Flemish nobleman from the Diocese of Thérouanne in the County of Saint-Pol who became lo ...

. According to

William of Tyre William of Tyre ( la, Willelmus Tyrensis; 113029 September 1186) was a medieval prelate and chronicler. As archbishop of Tyre, he is sometimes known as William II to distinguish him from his predecessor, William I, the Englishman, a former ...

, Walter was "of fine appearance and famous for his strength." His mother Emelota remarried Hugh II of Le Puiset, a cousin of

Queen Melisende Melisende (1105 – 11 September 1161) was Queen of Jerusalem from 1131 to 1153, and regent for her son between 1153 and 1161, while he was on campaign. She was the eldest daughter of King Baldwin II of Jerusalem, and the Armenian princess M ...

, whose relationship with the queen was suspected of being "too familiar." Walter, prompted by Melisende's husband

King Fulk Fulk ( la, Fulco, french: Foulque or ''Foulques''; c. 1089/1092 – 13 November 1143), also known as Fulk the Younger, was the count of Anjou (as Fulk V) from 1109 to 1129 and the king of Jerusalem with his wife from 1131 to his death. During t ...

, accused his stepfather of

treason Treason is the crime of attacking a state authority to which one owes allegiance. This typically includes acts such as participating in a war against one's native country, attempting to overthrow its government, spying on its military, its diplo ...

before the '' Haute Cour''. Hugh denied the charge and it was decreed that the dispute should be settled by judicial combat, but Hugh did not show up on the appointed day; instead, he allied with the Muslim garrison at Ascalon and led a rebellion against Fulk. He was later sentenced to exile. In 1148 Walter was present at the

Council of Acre The Council of Acre met at Palmarea, near Akko, Acre, a major city of the crusader Kingdom of Jerusalem, on 24 June 1148. The Haute Cour of Jerusalem met with recently arrived crusaders from Europe, to decide on the best target for the crusade. The ...

, where the nobility of Jerusalem met Louis VII of France and Conrad III of Germany and other European magnates who had arrived on the Second Crusade. Walter married a woman named Juliane, and was succeeded by his son Hugh as lord of Caesarea.

Sources

, ''A History of Deeds Done Beyond the Sea'', Volume II. Trans. Emily Atwater Babcock and A. C. Krey.

Columbia University Press Columbia University Press is a university press based in New York City, and affiliated with Columbia University. It is currently directed by Jennifer Crewe (2014–present) and publishes titles in the humanities and sciences, including the fiel ...

, 1943. 1154 deaths Christians of the Crusades Walter Year of birth unknown {{MEast-royal-stub