Thomas de Berkeley, 5th Baron Berkeley the inheritance of Berkeley Castle and the other Berkeley lands, as Lisle being heir-general to Thomas de Berkeley, 5th Baron Berkeley and was the Berkeley heir male. Lisle impetuously challenged Berkeley to a battle, and the latter agreed, the battle to be fought the next day at Nibley Green. Lisle was defeated. Thomas de Berkeley, 5th Baron Berkeley Thomas de Berkeley, 5th Baron Berkeley (5 January 1352/53 – 13 July 1417), "The Magnificent", of Berkeley Castle and of Wotton-under-Edge in Gloucestershire, was an English peer and an admiral. His epithet, and that of each previous and subsequent head of his
Baron Berkeley Berkeley" held extensive lands in-chief of the king in 1086, as recorded by Domesday Book, including Dursley and retired as a monk to St Peter's Abbey, Gloucester in about 1091. His son Roger II (d. about 1131) and grandson Roger III (d. after 1177) also held the manor of Dursley in-chief of the king. In 1152 Roger III was deprived of the farm of Berkeley during the civil war between King Stephen and the Empress Maud. He was later restored to Dursley, and founded the family of "Berkeley of Dursley", but Berkeley Castle was granted by barony to Robert FitzHarding,