Baldwin I of Jerusalem Baldwin I of Jerusalem Baldwin I, also known as Baldwin of Boulogne (1060s – 2April 1118), was the first count of Edessa from 1098 to 1100, and the second crusader ruler and first king of Jerusalem from 1100 to his death. Being a younger son, he was destined for a church career, but he abandoned it and married a Norman noblewoman, Godehilde of Tosny. He received the County of Verdun in 1096, but he soon joined the crusader army of his brother, Godfrey of Bouillon and became one of the most successful commanders of the First Crusade. Baldwin and the
Baldwin I, Latin Emperor Baldwin I, Latin Emperor Baldwin I (; ; July 1172 – ) was the first emperor of the Latin Empire of Constantinople. As Count of Flanders and Hainaut, he was one of the most prominent leaders of the Fourth Crusade, which resulted in the sack of Constantinople and the conquest of large parts of the Byzantine Empire, and the foundation of the Latin Empire. He lost his final battle to Kaloyan, the emperor of Bulgaria, and spent his last days as his prisoner. Baldwin was the son of Baldwin V, Count of Hainaut, and Margaret I, Countess of Flanders. When