Oliver St John, 3rd Baron St John of Bletso English Baron (1540–1618) Parents Agnes Fisher Oliver St John, 1st Baron St John of Bletso Children Rowland St John Henry St. John Sir Alexander St. John Alexander St John Beauchamp St John Oliver St John, 1st Earl of Bolingbroke Agnes St. John Anthony St John Anne St. John Dorothy St. John Henry St John Siblings John St John, 2nd Baron St John of Bletso Margaret St. John Thomas St. John Judith St. John Elizabeth St. John Partners Dorothy Read