[2] She gave birth to his half-brother, John Devereux of Frome,[2] whose descendants would later contend with his son, Stephen, over control of their patrimony.
[4][a] His father spent his life struggling to regain control of the lands forfeited by Walter’s grandfather who had died in rebellion at the Battle of Evesham in 1265, and were subject to the Dictum of Kenilworth.
[10] He was listed among the knights witnessing Roger Ragun’s bond to pay John Pennebruge 40s yearly for life on 12 Nov 1291.
[12] Walter Devereux was identified as holding over 20L in lands and rents in Herefordshire in 1297, and as such was summoned to perform military service beyond the seas.
A Walter de Bodenham was listed among the men that Edward I led in the invasion of Scotland in 1298, and who fought at the Battle of Falkirk.
At the inquiry post-mortem on 7 January 1299 following the death of Humphrey de Bohun, 3rd Earl of Hereford, Walter Devereux held one knight fee of the honor of Brecknock.