GUY DE BRYAN, son and heir of Sir Guy de Bryan, of Walwyns Castle, co. Pembroke, and of Tor Brian, Devon, served in the wars with Scotland, Flanders, and France; was made Gov. of St. Briavel's Castle and Warden of the Forest of Dean 1341 till his death; succeeded his father in 1349, being then 40 years old and more, and had the temporary custody of the Great Seal in that year. On 15 January 1349/50 he had a grant of 200 marks per annum for bearing the King's Standard against his enemies of France at Calais. He was summoned to Parliament from 25 November 1350 to 6 December 1389, by writs directed Guidoni de Bryan, whereby he is held to have become LORD BRYAN. He was constantly entrusted with martial and diplomatic affairs of the highest importance. In 1361 he was ambassador to the Pope; in 1369 was Admiral of the Fleet, &c. On the death (31 December 1369) of the renowned Chandos he was nominated K.G. in his room.
He married, 1stly, Joan [living 12 April 1348], said to be daughter of Sir John de Carreu, of Carew, co. Pembroke. He married, 2ndly in 1349 or 1350 and before 10 July 1350, Elizabeth, widow of Hugh [LORD] LE DESPENSER (who died 8 February 1348/9), and before that of Giles [LORD] BADLESMERE (who died 1338), and daughter of William (MONTAGU), 1st EARL OF SALISBURY, by Catherine, daughter of William [LORD] GRANDSON. She died 31 May 1359, at Ashley, Hants, and was buried in Tewkesbury Abbey. Inq..P. M. June (1359) 33 Edw. III. He died 17 August 1390, and was also buried there. M.I. Inq. p. m. (1390-1) 14 Ric. II. On his death any Barony that may be held to have been created by the writ of 1350, fell (according to modern doctrine) into abeyance between his two granddaughters and coheirs (h), children of his 1st son and heir apparent, Sir Guy de Bryan, junior, by his wife, Elizabeth aforesaid. He, who died v.p., 1386, married Alice, who was living 20 May 1409, and was executrix to her father-in-law 27 January 1393/4. [Complete Peerage II:361-2, XIV:118, (transcribed by Dave Utzinger)]
(h) These were, in 1390, Philippe, aged 12, and Elizabeth, aged 10. The said Phillipe m. 1stly, John Devereux, and 2ndly Sir Henry le Scrope, but dsp.; Elizabeth became the wife of Sir Robert Lovell, by whom she had a daughter and sole heir, Maud, who m. 1stly, John, Earl of Arudel, and by him had Humphrey, Earl of Arundel, who died under age, sp.; the said Maud m. 2ndly, Sir Richard Stafford, and had issue, Avice, who became the wife of James Butler, Earl of Ormund, but dsp. 1456, at which date the Barony of Bryan has been presumed to have become extinct. We know that Guy de Bryan had other children (1) Sir William de Bryan, his 2nd son, dsp. 22 Sep 1395, and was buried at Seal, Kent. He left a widow Joan. (2) Philip, his 3rd son, dsp. before 14 Feb 1388, the abovementioned Philippe and Elizabeth being found heirs to both their uncles. (3) Margaret was in 1361 wife of Hugh de Courtenay, grandson of the Earl of Devon, which Hugh dsp. 20 Feb 1373/4. There was at least one other child.
Title: Burke's Peerage & Baronetage, 106th Edition, Charles Mosley Editor-in-Chief, 1999
Page: 1030
Text: no date, 3rd husband ;Guy Lord (Baron) Briene
Title: Complete Peerage of England Scotland Ireland Great Britain and the United Kingdom, by G. E Cokayne, Sutton Publishing Ltd, 2000
Page: II:361