
Thomas De Berkeley, 1st Baron Berkeley

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- 1 Thomas De Berkeley, 1st Baron Berkeley [1] b. 23 Jul 1245 d. 23 Jul 1321
Joan De Ferrers, Baroness Berkeley b. 1248 d. 19 Mar 1309
- 2 Alice Berkeley [1.1]
b. 1268 d. 1290
Ralph De Stourton b. Abt 1251 d. 1303
- 3 William de Stourton, Sir [1.1.1]
b. Abt 1290 d. Aft 1343
Joan Vernon b. Abt 1298 d. 1374
- 4 John de Stourton, Sir [1.1.1.1]
b. Abt 1340 d. Aft 1380 [ =>]
- 4 John de Stourton, Sir [1.1.1.1]
- 3 William de Stourton, Sir [1.1.1]
- 2 Maurice De Berkeley, 2nd Baron Berkeley [1.2]
b. 1270 d. 1321
Eva La Zouche, Baroness Berkeley b. 8 Jan 1275 d. 5 Dec 1314
- 3 Thomas De Berkeley, 3rd Baron Berkeley [1.2.1]
b. 8 Jan 1293 d. 27 Oct 1361
Margaret Mortimer b. 2 May 1304 d. 5 May 1337
- 4 Maurice De Berkeley, 4th Baron Berkeley [1.2.1.1]
b. 4 Jun 1329 d. 3 Jun 1368 [ =>]
- 4 Maurice De Berkeley, 4th Baron Berkeley [1.2.1.1]
Katherine Clivedon b. Abt 1310 d. 13 Mar 1385
- 4 John De Berkely, Sir [1.2.1.2]
b. 21 Jan 1351 d. 14 Mar 1428 [ =>]
- 4 John De Berkely, Sir [1.2.1.2]
- 3 Milicent Berkeley [1.2.2]
b. 1295 d. 26 Feb 1322
John Mautravers, VI b. Apr 1290 d. 16 Feb 1364
- 4 John Mautravers, Sir , VII [1.2.2.1]
b. Abt 1317 d. 22 Jan 1349 [ =>]
- 4 John Mautravers, Sir , VII [1.2.2.1]
- 3 Isabel de Berkeley [1.2.3]
b. 5 Nov 1305 d. 25 Jul 1362
Robert de Clifford b. 5 Nov 1305 d. 20 May 1344
- 4 Roger de Clifford, 5th Baron de Clifford [1.2.3.1]
b. 10 Jul 1333 d. 13 Jul 1389 [ =>]
- 4 Roger de Clifford, 5th Baron de Clifford [1.2.3.1]
- 3 Thomas De Berkeley, 3rd Baron Berkeley [1.2.1]
- 2 Margaret De Berkeley [1.3]
b. 1274 d. 4 May 1320
Thomas Fitzmaurice Fitzgerald, 2nd Baron Desmond b. Apr 1261 d. 4 Jun 1298
- 3 Maurice Fiz Gerald, of Desmond [1.3.1]
b. 1293 d. 25 Jan 1355
Aveline Eleanore Fitzmaurice b. 1318 d. 14 Mar 1358
- 4 Gerald Fitzmaurice Fitzgerald, Third Earl of Desmond [1.3.1.1]
b. 20 Apr 1344 d. 30 Jul 1397 [ =>]
- 4 Gerald Fitzmaurice Fitzgerald, Third Earl of Desmond [1.3.1.1]
- 3 Maurice Fiz Gerald, of Desmond [1.3.1]
- 2 Alice Berkeley [1.1]