Tag this record Born / Died Birth Date: 0-00-00Death Date: 1530-00-00 Parents Marriages/Other Unions Duffield, Agnes ( - 1551)Type: marriageUnion began: n.d.Union ended: n.d. Offspring From Duffield, Agnes ( - 1551)Female offspring: Cheke, Mary (1520 - 1543/4) Titles Details of Offices Bibliographic Sources View a list of abbreviations. Alford, Stephen. Burghley: William Cecil at the Court of Elizabeth. London: Yale UP, 2008 Bindoff, S.T. The History of Parliament: The House of Commons, 1509–1558. 3 vols. London: Secker & Warburg, 1982 Oxford Dictionary of National Biography.