Tag this record Born / Died Birth Date: 1503-00-00Death Date: 1578-04-05 Parents Mother: Wentworth, Margery ( - 1550)Father: Seymour, John (1473/74 - 1536) Siblings Male Seymour, Edward (1500 - 1551/2) Seymour, Thomas (1508 - 1548/9) Female Seymour, Jane (1508 - 1537) Seymour, Elizabeth ( - 1563) Seymour, Dorothy ( - 1552) Titles Details of Offices Bibliographic Sources View a list of abbreviations. Bindoff, S.T. The History of Parliament: The House of Commons, 1509–1558. 3 vols. London: Secker & Warburg, 1982 Oxford Dictionary of National Biography.