Maurice de Berkeley, 4th Baron Berkeley Maurice de Berkeley, 4th Baron Berkeley Maurice de Berkeley, 4th Baron Berkeley (c. 1330 – 8 June 1368), "The Valiant", feudal baron of Berkeley, of Berkeley Castle in Gloucestershire, was an English peer. His epithet, and that of each previous and subsequent head of his family, was coined by John Smyth of Nibley (died 1641), steward of the Berkeley estates, the biographer of the family and author of "Lives of the Berkeleys". He was born in Berkeley Castle in Gloucestershire, the eldest son and heir of Thomas de Berkeley, 3rd Baron Berkeley by his wife Lady Margaret Mortimer. In August
Berkeley Castle from the Minstrels' gallery. His tomb is in St Mary's churchyard which stands besides the castle. Adjoining the Great Hall was the Chapel of St Mary (now the morning room) with its painted wooden vaulted ceilings and a biblical passage, written in Norman French. In the late 16th century Queen Elizabeth I visited the castle and played bowls on the bowling green. During the English Civil War, the castle still held sufficient significance for it to be captured in 1645 by Colonel Thomas Rainsborough, for the Parliamentarian side and after a siege which saw cannon being fired at point blank