Army of Godfrey of Bouillon
The army of Godfrey of Bouillon, the duke of Lower Lorraine, in response to the call by Pope Urban II to both liberate Jerusalem from Muslim forces and protect the Byzantine Empire from similar attacks. Godfrey and his army, one of several Frankish forces deployed during the First Crusade, was among the first to arrive in Constantinople. The army was unique in that it included among its warriors the first three kings of Jerusalem, although Godfrey preferred the title Defender of the Holy Sepulchre, "Advocatus Sancti Sepulchri," as he believed that the true King of  Jerusalem was Christ. This article focuses on the members of the army rather that its exploits which are described in detail in Godfrey’s biography as well as numerous sources listed below. Family and Household of Godfrey. The family and household of Godfrey include the following. Note that Godfrey’s older brother Eustace III, Count of Boulogne, may have accompanied his brother but more likely traveled with Robert Curthose’s army. Lords of Lower Lotharingia. The lords from the areas of Lower Lotharingia that were adjacent to Godfrey’s lands included the following: Lords of Upper Lotharingia. A third element  of the "exercitus" of Godfrey were from Upper Lotharingia. Other Lesser Known Participants. Very little is known about the following participants in the army. Lords and nobles accompanying Godfrey: The following knights also were in the army: The following also accompanied Godfrey although their role is not known: Nobles who chose not to Participate. For a variety of reasons, primarily political, several notable lords and counts chose not to join, either personally or via family, in Godfrey’s army. These included: Major Battles of the Army. After some difficulties in Hungary, the army of Godfrey engaged in the following major  battles: After the capture of Jerusalem, Raymond of Toulouse refused the crown, and Godfrey became ruler of Jerusalem, known only as "Advocatus Sancti Sepulchri".