Margaret de Bohun, Countess of Devon was the daughter of Humphrey de Bohun, 4th Earl of Hereford, Lord High Constable of England and Elizabeth of Rhuddlan. She was the wife of Hugh Courtenay, 10th Ear
Margaret de Bohun, detail of her effigy (heavily restored)
Effigies of Margaret de Bohun and her husband Hugh de Courtenay, 10th Earl of Devon, south transept, Exeter Cathedral. Two Bohun swans, the heraldic device of Bohun, are shown with their necks intertwined at Margaret's feet.
Bohun heraldic swans collared and chained with necks intertwined at feet of effigy of Margaret de Bohun. The Bohun swan can be seen above the escutcheon on her father's seal formerly attached to the Barons' Letter, 1301. A lion serves as the footrest of her husband.
Margaret De Bohun Powderham
Humphrey VII de Bohun, 4th Earl of Hereford was a member of a powerful Anglo-Norman family of the Welsh Marches and was one of the Ordainers who opposed Edward II's excesses.
Nineteenth-century drawing of effigy of Humphrey de Bohun, 4th Earl of Hereford, Hereford Cathedral
Counter seal of Humphrey de Bohun, 4th Earl of Hereford, showing the so-called "Bohun swan" above the escutcheon