General Notes

Reginald de Mohun, in minority at the decease of his father in 1213, was given in wardship to Henry Fitz-Count, son of the Earl of Cornwall. In the 26th Henry III [1242] this Reginald was constituted chief justice of all the forests south of Trent, and, in some years afterwards, governor of Saubeye Castle in Leicestershire. In the 41st of the same reign [1247], he had a military summons to march against the Welsh. He m. 1st, Hawise, sister of Humphrey de Bohun, Earl of Hereford, and had a son, John, his successor. He m. 2ndly, Isabel, dau. of William de Ferrers, Earl of Derby (and co-heir of Sibilla, her mother, sister and co-heir of Anselm Marshal, last Earl of Pembroke, of that family), by whom he had a son, William. Reginald Mohun d. in 1256, and was s. by his elder son, John de Mohun. [Sir Bernard Burke, Dormant and Extinct Peerages, Burke's Peerage, Ltd., London, 1883, p. 369, Mohun, Barons Mohun]