Earl of Southesk is a title in the Peerage of Scotland. It was created in 1633 for Sir David Carnegie, an Extraordinary Lord of Session. He had already been created Lord Carnegie of Kinnaird in 1616 and was made Lord Carnegie, of Kinnaird and Leuchars, at the same time he was given the earldom. These titles are also in the Peerage of Scotland. The earldom is named after the River South Esk in Angus. Carnegie's younger brother John Carnegie was given the corresponding title: earl of Northesk. The earl of Southesk also holds the Scottish feudal title of Baron of Kinnaird and is a baronet in the Baronetage of Nova Scotia. Kinnaird Castle, Brechin, has been the home of the earls of Southesk for several hundred years.