James Haldane British diplomat (1692–1742) Parents Helen Erskine John Haldane Children James Haldane, 2nd of Airthrey Siblings Helen Haldane Margaret Haldane Robert Haldane, 1st of Airthrey and 17th of Gleneagles John Haldane Ann Haldane Patrick Haldane, 16th of Gleneagles Mungo Haldane Partners Margaret Pye