Sir John Seymour (c. 1395/1402 – 20 December 1464) of Wulfhall in Savernake Forest, Wiltshire, feudal baron of Hatch Beauchamp in Somerset, England, was a Member of Parliament.
He was the son and heir of Roger Seymour (c. 1367/70-1420) of Hatch Beauchamp by his wife Maud Esturney (or Esturmi), daughter and heiress of Sir William Esturmy, Speaker of the House of Commons.
[1] He was elected as a Member of Parliament for Ludgershall in 1422 and as Knight of the Shire for Wiltshire in 1435, 1439, and 1445.
[3] A tenement in Redcliffe Street, Bristol, was held by Sir John Seymour, Knight, in 1454, and by Lady Seymour in 1469.
[6] After her husband's death in 1464, Isabel took vows of chastity.