Reginald I
The son and heir of Reginald I de Mohun by Alice Brewer was Reginald II de Mohun (1206–1258) who in January 1247 granted a part of his manor of Axminster for the founding of Newnnham Abbey. The foundation charter was witnessed by Richard Blund, Bishop of Exeter. The mother house of Newenham was Beaulieu Abbey. Reginald II de Mohun bequeathed his manor and hundred of Axminster to Newnham Abbey.