Lady Janet Erskine (1742-1770) (1742–1770) Parents Janet Pitcairn Alexander Erskine, 5th Earl of Kellie Children Janet Anstruther Robert Anstruther Alexander Anstruther Elizabeth Anstruther Catherine Anstruther Philip Anstruther Siblings Thomas Erskine, 6th Earl of Kellie Lady Elizabeth Erskine Archibald Erskine, 7th Earl of Kellie Partners Sir Robert Anstruther, 3rd Baronet