This Harding the thane was son of Elnod or Alnod,.
The name, of which the Tene, Tayne and Thane are older forms. is derived from the Icelandic thing, " assembly" or "court."
The word thane was used in Scotland until the 15th century, to describe an hereditary non-military tenant of the crown.
The castle was the scene, according to the tradition which Shakespeare has perpetuated, of the murder of King Duncan by Macbeth, thane of Cawdor (or Calder), in 1040.