Isabel Balfour Peerage person ID=205001 (b. 1610) Parents Robert Balfour Margaret Balfour, Baroness Balfour of Burleigh Children David Ruthven, 2nd Lord Ruthven of Freeland Elizabeth Ruthven Anne Ruthven Jean Ruthven, Lady Ruthven of Freeland Siblings Margaret Balfour Anna Balfour John Balfour, 3rd Lord Balfour of Burleigh Partners Thomas Ruthven, 1st Lord Ruthven of Freeland