evidence that he suffered for some years, especially after his countess's death in 1316, from clinical depression. Marriage and children His marriage to Elizabeth of Rhuddlan daughter of King Edward I of England and his first wife, Eleanor of Castile, on 14 November 1302, at Westminster gained him the lands of Berkshire. Elizabeth had an unknown number of children, probably eleven, by Humphrey de Bohun. Until the earl's death the boys of the family, and possibly the girls, were given a classical education under the tutelage of a Sicilian Greek, Master "Digines" (Diogenes), who may have been Humphrey de Bohun's boyhood tutor. He was evidently well educated, a book collector and scholar, interests his son Humphrey and daughter Margaret (Courtenay) inherited. Margaret de Bohun (born 1302 – died 7 Feb. 1304). Humphrey de Bohun (born c. Oct. 1303 – died c. Oct. 1304). Eleanor de Bohun (17 October 1304 – 1363), married, firstly, James Butler, 1st Earl of Ormonde, and, secondly, Thomas Dagworth, 1st Baron Dagworth. John de Bohun, 5th Earl of Hereford (About 1307 – 1336) Humphrey de Bohun, 6th Earl of Hereford (About 1309 to 1311 – 1361). Margaret de Bohun (3 April 1311 – 16 December 1391), married Hugh Courtenay, 2nd Earl of Devon. Gave birth to about 16 to 18 children (including an archbishop, a sea commander and pirate, and more than one Knight of the Garter) and died at the age of eighty. William de Bohun, 1st Earl of Northampton (About 1310–1312 –1360). Twin of Edward. Married Elizabeth de Badlesmere, daughter of Bartholomew de Badlesmere, 1st Baron Badlesmere and Margaret de Clare, by whom he had issue. Edward de Bohun (About 1310–1312 –1334). Twin of William. Married Margaret, daughter of William de Ros, 2nd Baron de Ros, but they had no children. He served in his ailing elder brother's stead as Constable of England. He was a close friend of young Edward III, and died a heroic death attempting to rescue a drowning man-at-arms from a Scottish river while on campaign. Agnes, (About 1313), married Robert de Ferrers, 2nd Baron Ferrers of Chartley, son of John de Ferrers, 1st Baron Ferrers of Chartley. Eneas de Bohun, (Birth date unknown, died after 1322, when he's mentioned in his father's will). Some sources have him dying in 1331. Isabel de Bohun (b. ? May 1316). Elizabeth died in childbirth, and this child died on that day or