Walter Devereux (1411–1459)
Following the death of Edmund Mortimer, 5th Earl of March, on 18 January 1425, Richard, 3rd Duke of York inherited his estates along the Welsh Marches. This brought Walter Devereux into the retinue of the Duke, and he remained his loyal supporter throughout the War of the Roses. Devereux had been knighted by 22 September 1429 when he first represented Herefordshire in Parliament. He probably was in attendance on the Duke when he travelled with Henry VI to France for his coronation on 16 December 1429. On his return Devereux represented Herefordshire again in Parliament on 16 January 1430. He was listed on the subsidy rolls for Herefordshire of 12 January 1431 as holding his 1/3 of half a fee in Byford.
Walter Devereux (died c. 1383)
On 8 March 1382 Walter Devereux was among those appointed Justice of the Peace for Herefordshire, empowered to arrest, imprison and punish rebels, and appointed a commissioner of Oyer and terminer with power to arrest, imprison and punish any who refused to assist him. He attended Parliament again in May, and had his appointment as Justice of the Peace reaffirmed in on 12 August 1382. Devereux represented Herefordshire in the Parliaments of October 1382 and February 1383. On 6 March 1383 Walter Devereux and Richard de Eton of the county of Hereford commitment by mainprise to John Burlev, Richard Burley and Roger Bierd the keeping of the manors of Mauwardyn, Blenleveny and Orleton, previously held by the late Edmund earl of March, and to hold the same until the lawful age of Roger, the earl's son and heir.