Tag this record Other Last Name Radcliffe Born / Died Birth Date: 1531-00-00Death Date: 1589-03-09 Parents Mother: Pagenham, Anne ( - 1543)Father: Sidney, William (1482 - 1554) Marriages/Other Unions Radcliffe, Thomas (1526 - 1583)Type: marriageUnion began: exactly 1555-4-24Union ended: exactly Siblings Male Sidney, Henry (1529 - 1586) Female Sidney, Lucy (1520 - 1591) Sidney, Anne ( - 1604) Sidney, Mary ( - ) Titles Details of Offices Bibliographic Sources View a list of abbreviations. The Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom. 1887–98 (8 vols); 1910–59 (13 vols). 6 vols. Gloucester: Alan Sutton, 1982 Oxford Dictionary of National Biography.