John Erskine, 18th Earl of Mar Scottish politician (1558–1634) Parents Annabell Murray, Countess of Mar John Erskine, 17th Earl of Mar Children John Erskine Henry Erskine, Master of Cardross Lady Mary Erskine Sir John Erskine of Otterstoun Lady Margaret Erskine James Erskine, 6th Earl of Buchan Sir Charles Erskine of Alva Lady Catherine Erskine Lady Anne Erskine Siblings Lady Mary Erskine Sir Charles Erskine of Alva Partners Anne Drummond Marie Stewart, Countess of Mar
