Sir William la Zouche (formerly de Mortimer), younger son of Robert de Mortimer of Richard's Castle, co. Hereford, by Joyce la Zouche. [Magna Charta Sureties]
William Zouche, d. 1377, Lord Zouche de Mortimer. [Magna Charta Sureties]
William la Zouche de Mortimer, Lord Zouche. [Magna Charta Sureties]
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William de Mortimer, later la Zouche, 1st Lord (Baron) Zouche (of Richard's Castle, Mortimer or Ashby, writs being addressed to him at various times under each of these three territorial qualifications), so created 26 Dec 1323 by writ of summons to Parliament; fought at Falkirk 1298; in autumn 1304 secured reversion of manor of Ashby-de-la-Zouche, Leics, and other lands in Cambs and Sussex from his cousin 1st Lord (Baron) (la) Zouche of the Feb 1298/9 creation [see Alan 1st Baron la Zouche, of Ashby], coming into full possession of them 1314 on the latter's death spm; involved in the murder of Edward II's favourite Piers Gaveston but pardoned 1313; fought on Edward II's side at the Battle of Boroughbridge 16 March 1321/2, where the King temporarily defeated his opponents; Jt Keeper of Caerphilly Castle Feb 1326/7, Keeper of Glamorgan and Morganno and Chamberlain of Cardiff Feb-June 1327, Keeper of the Tower of London 1328-29, Justice of the Forest South of Trent 1328-29; m. 1st by 25 Feb 1316/7, as her 3rd husband, Alice, sister of 1st and last Lord (Baron) Tony; m. 2nd c Jan 1328/9 Lady Eleanor de Clare (b. Oct 1292; d. 30 June 1337), daughter of 6th Earl of Gloucester and Hertford of the 1122 creation by his 2nd wife Joan (daughter of Edward I) and widow of 1st Lord (Baron) Le Despenser of the 1314 creation, and d. 28 Feb 1336/7, leaving by his 1st wife [Alan, Philip?, Joyce]. [Burke's Peerage]