In 1324 Gray was appointed to the office of Seneschal of Gascony and Steward of the Duchy of Aquitaine. Gray resigned this office, in October 1324, serving Edmund of Woodstock, Earl of Kent during the war in Gascony. He was then sent to defend Argentan, in the Duchy of Normandy. In 1326, Richard was Constable of Nottingham Castle and in 1327 he was employed in the Scotch marches, and was summoned for the Scottish war in 1334, but was excused on the ground of sickness. He died in 1335.