St Andrew St John, 14th Baron St John of Bletso British politician (1759-1817) (1759–1817) Parents Susanne Louise Simond John St John, 12th Baron St John of Bletso Children Louisa Barbara St. John St Andrew St John, 15th Baron St John of Bletso Siblings Elizabeth Barbara St. John Henry St John, 13th Baron St John of Bletso Mathilda St. John John Peter St. John Anne St. John George St. John Partners Louise Rouse-Boughton