John Erskine British Member of Parliament (1672-1739) (1672–1739) Parents Sir Charles Erskine, 1st Baronet Christian Dundas Children Sir Henry Erskine, 5th Baronet Sir Charles Erskine of Alva, 4th Bt. Siblings John Erskine Helen Erskine Robert Erskine Mary Erskine William Erskine Henry Erskine Kathrin Erskine Charles Erskine Christian Erskine Marion Erskine Sir James Erskine of Alva, 2nd Bt. Charles Erskine, Lord Tinwald Partners Catherine St. Clair