Anne St. John Peerage person ID=228081 (1739–1776) Parents Susanne Louise Simond John St John, 12th Baron St John of Bletso Children Robert Trefusis, 17th Baron Clinton Siblings Mathilda St. John John Peter St. John Elizabeth Barbara St. John St Andrew St John, 14th Baron St John of Bletso George St. John Henry St John, 13th Baron St John of Bletso Partners Robert Cotton Trefusis