Earl of Mercia was a title in the late Anglo-Saxon, Anglo-Danish, and early Anglo-Norman period in England. During this period the earldom covered the lands of the oldKingdom of Mercia in theEnglish Midlands.First governed byealdormen under the kings ofWessex in the 10th century, it became an earldom in the Anglo-Danish period.[1]During the time of KingEdward the earldom was held byLeofric and his family, who were political rivals to theHouse ofGodwine. Following theConquest in 1066 Edwin was confirmed as earl byKing William.[2] However he was implicated in the rebellion of 1071 and was dispossessed.[3]Following the death of Edwin the earldom was broken up, the power and regional jurisdiction of the earl passing to the newly formed earldoms ofChester and laterShrewsbury.