James Erskine, 7th Earl of Buchan Scottish nobleman (1650–1664) Parents Mary Douglas, Countess of Buchan James Erskine, 6th Earl of Buchan Children Margaret Erskine William Erskine, 8th Earl of Buchan Lady Marjory Mary Erskine Siblings Margaret Erskine Lady Mary Erskine Henry Erskine Partners Lady Marjory Ramsay