Lady Mary Erskine (born 1666) (1666–1699) Parents Mary Dalzell Alexander Erskine, 3rd Earl of Kellie Children Sir William Erskine of Cambo, 5th Bt. Thomas Erskine Sir John Erskine of Cambo, 4th Bt. Sophia Erskine Anna Erskine Sir David Erskine Siblings Lady Elizabeth Erskine Alexander Erskine, 4th Earl of Kellie Lady Anne Erskine Partners Alexander Erskine of Cambo