The Earl of Caithness is a title in the peerage of Scotland, associated with the region of Caithness. The title was first created in 1455 and has a rich history tied to the Scottish nobility. The Earl's seat is traditionally at Castle Sinclair Girnigoe, a historic castle located near Wick. The current holder of the title is a member of the Clan Sinclair, which has played a significant role in the history of the area. The Earl of Caithness has various responsibilities, including representing the region in ceremonial functions and contributing to local governance.