Effigy presumed that of Elizabeth Beaumont, daughter of John Beaumont, 4th Baron Beaumont. She became the 1st wife of William de Botreaux, 3rd Baron Botreaux. North Cadbury Church, SomersetHeraldic escutcheon incised on tombstone of Reginald de Botreaux (d.1420), died young, whose mother was Elizabeth Beaumont, daughter of John Beaumont, 4th Baron Beaumont. Aller Church, Somerset. It shows the impaled arms of his parents: Baron: Argent, a griffin segreant gules armed azure (Botreaux); Femme: Azure seme of fleurs-de-lis a lion rampant or (Beaumont)
In 1389 he married Katherine Everingham (1367–1426/8), daughter and heiress of Sir Thomas Everingham, Knt. of Laxton, Nottinghamshire.[3] They had the five children:[4]
Sir Thomas Beaumont, Lord of Bacqueville in France, 3rd son, who married Philippa Marward, daughter of Thomas Marward of Quartermarshe, Leicestershire. From this union descended the Beaumonts of Gracedieu in Leicestershire, the Beaumonts of Gittisham, near Honiton in Devon (inherited "for the sake of the name"[5] from the also ancient but unrelated family of Beaumont of Shirwell in North Devon) and the Beaumonts of Coleorton in Leicestershire, which latter were the ancestors of the Beaumont baronets. his great grandson was john beaumont
^Calendar of Inquisitions Post Mortem, 1st series, Vol. 12, No. 321, page 291 records that on 3 August 1369 the jurors at an inquisition held at Whitwick, Leicestershire, into his father's estates testified that John, the son and heir, was aged 8 years in the previous March.