Probably born at Wulfhall, in Savernake Forest, Wiltshire, Seymour was the eldest son of Sir John Seymour of Wulfhall, Wiltshire, and of Hatch Beauchamp, Somerset (c. 1395 or 1402, died 20 December 1464) by his marriage on 30 July 1424 to Isabel William or Williams (died 14 April 1486), daughter of Mark William, a merchant and MayorofBristol,[1]inGloucestershire, in some sources given as William Macwilliam "of Gloucestershire".[2][3]
He married firstly Jane Arundell, without issue, and married secondly Elizabeth Coker or Croker (born c. 1436), daughter of Sir Robert Coker of Lydeard St Lawrence, Somerset, or daughter of Sir John Croker of Lineham (died 1506, son of Sir John Croker and Elizabeth Yeo) and Elizabeth Fortescue (born c. 1436, daughter of Sir Richard Fortescue and Agnes Windsor and widow of Sir Nicholas Carew of Haccombe), sister of William Croker and Anna Croker, wife of John Gilbert, and had three sons:
John Seymour (c. 1450 – 26 October 1491), of Wulfhall, married firstly Elizabeth Darell or Darrell (born c. 1451), daughter of Sir George Darell or Darrell (died c. 1474) and Margaret Stourton (born c. 1433), a daughter of John Stourton, 1st Baron Stourton and Margery or Marjory Wadham, and had eight children, and married secondly a daughter of Robert Hardon and had one son:
Margaret Seymour (born Wulfhall, Wiltshire, c. 1468), married Sir Nicholas Wadham and had two children, Jane Wadham and Nicholas Wadham
Jane Seymour (born Wulfhall, Wiltshire, c. 1469), married John Huddlestone
Elizabeth Seymour (born Wulfhall, Wiltshire, c. 1471), married John Croft
William Seymour (born Wulfhall, Wiltshire, c. 1478), married Margaret Byconnyll
Roger Seymour (Andover, Hampshire, c. 1480 – bef. 1509), married and had four daughters and one son:
Isabel/ Isobell Seymour (Marton, Kent, 1494-1525), married Richard Marsh/ Marche, had as sons John Marche, Thomas Marsh, and Henry Marsh/ Marche. Isabel was the 5th great-grandmother of William Rogers, of Rogers Plantation, Surry, Virginia
Agnes Seymour (born Andover, Hampshire, c. 1498), married Richard Forde
Margery Seymour (Andover, Hampshire, 1501-1520)
John Seymour (born Andover, Hampshire, 1502-1509)
Joan/ Jane Seymour (born Andover, Hampshire, c. 1503), married Thomas Corderay and had one son, Thomas Corderay (1520–1582);[4]
^ abDouglas Richardson, Kimball G. Everingham, Magna Carta ancestry: a study in colonial and medieval families (2005), p. 554
^Thomas Nicholas, Annals and Antiquities of the Counties and County Families of Wales (1991), p. 194
^G.E. Cokayne; with Vicary Gibbs, H.A. Doubleday, Geoffrey H. White, Duncan Warrand and Lord Howard de Walden, editors, The Complete Peerage of England, Scotland, Ireland, Great Britain and the United Kingdom, Extant, Extinct or Dormant, new ed., 13 volumes in 14 (1910–1959; reprint in 6 volumes, Gloucester, U.K.: Alan Sutton Publishing, 2000), volume II, p. 50.
^The English Baronetage: Containing a Genealogical and Historical Account of All the English Baronets, Now Existing: Their Descents, Marriages, and Issues; Memorable Actions, Both in War, and Peace; Religious and Charitable Donations; Deaths, Places of Burial and Monumental Inscriptions, Volume 1, Page 90, by Tho. Wotton, 1741
