ealdorman
/eɪˈaldəmən/ /ˈaldəmən/(also alderman) historical in later use
noun
In Anglo-Saxon England: a man who rules over a large area or a shire, usually subject to the king. Also used as a title placed immediately before (and in Old English also immediately after) a name.
Origin
Old English. Probably cognate with or formed similarly to Old Frisian aldermon head of a district or town, counsellor of an abbot from the Germanic base of alder + the Germanic base of man.