Mary de Bohun (1305-1305) (1305–1305) Parents Elizabeth of Rhuddlan Humphrey de Bohun, 4th Earl of Hereford Children Siblings Edmund de Bohun Isabella de Bohun Hugh de Bohun Eneas de Bohun Humphrey de Bohun, 6th Earl of Hereford John de Bohun, 5th Earl of Hereford William de Bohun, 1st Earl of Northampton Edward de Bohun Margaret de Bohun, Countess of Devon Eleanor de Bohun, Countess of Ormonde