Lady Mary Carnegie (1789-1875) (1789–1875) Parents Mary Ricketts William Carnegie, 7th Earl of Northesk Children Jane Long Elizabeth Mary Long Georgina Eleanor Long Mary Hippisley Long John Long William Long Walter Jervis Long Ellen Long Lucy Long Alice Long George Long Siblings Swynfen Carnegie Lady Elizabeth Margaret Carnegie Lady Georgina Henrietta Carnegie William Carnegie, 8th Earl of Northesk Lady Jane Carnegie George Carnegie, Lord Rosehill John Jervis Carnegie Lady Anne Letitia Carnegie Partners Walter Long