 Malcolm IV of Scotland later confirmed the honour bestowed by David and made the office of Steward of Scotland hereditary in Walter's family.In the fourteenth century, Walter Stewart (so named for his family's hereditary possession of the office of High Steward of Scotland), a descendant of Walter Fitzalan, married Marjorie Bruce, daughter of King Robert I of Scotland.Their son became King Robert II, and their descendants the royal House of Stewart.