The Ibelin family was a prominent noble family during the medieval period, particularly known for their role in the Kingdom of Jerusalem. They were of Frankish origin and played a significant part in the political and military affairs of the Crusader states. The family produced several notable figures, including Balian of Ibelin, who defended Jerusalem during the siege by Saladin in 1187. The Ibelins held various titles and lands, with their main stronghold located at Ibelin Castle. Their influence extended beyond military engagements, as they were also involved in the governance and administration of the kingdom. The family's legacy is remembered for their contributions to the history of the Crusades and the interactions between Christians and Muslims in the region.