http://en.wikipedia.org/wiki/Maurice_de_Berkeley,_4th_Baron_Berkeley
Maurice de Berkeley, 4th Baron Berkeley the Valiant (ca. 1330 – 8 June 1368) was an English peer born in Berkeley, Gloucestershire, England to Thomas de Berkeley, 3rd Baron Berkeley and Lady Margaret Mortimer.
Marriage and children
In August 1338 Lord Berkeley married Elizabeth le Despenser, daughter of Hugh Despenser the younger and Eleanor de Clare. Maurice and Elizabeth had seven children.
Thomas de Berkeley, 5th Baron Berkeley 5 January 1352/53 – 13 July 1417) married Margaret de Lisle, Baroness Lisle
Sir James de Berkeley (born ca. 1355 – 13 June 1405) married Elizabeth Bluet
John de Berkeley (born ca. 1357–1381)
Maurice de Berkeley (born ca. 1358 death date unknown) married Jone Hereford
Catherine de Berkeley (born ca. 1360 death date unknown)
Agnes de Berkeley (born ca. 1363 death date unknown)
Elizabeth de Berkeley (born ca. 1365 death date unknown)