
Piers De Geneville, Baron Of March Ulster

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- 1 Piers De Geneville, Baron Of March Ulster [1] b. 1256 d. 8 Jun 1292
Joan Lusignan De Marche b. 1262 d. 14 Sep 1323
- 2 Joan de Geneville, Countess Of March [1.1]
b. 2 Feb 1286 d. 19 Oct 1356
Roger De Mortimer, 1st Earl of March b. 25 Apr 1287 d. 29 Nov 1330
- 3 Edmund De Mortimer, 3rd Lord Mortimer [1.1.1]
b. Abt 1303 d. 16 Dec 1331
Elizabeth De Badlesmere, Countess Of Northampton b. 1313 d. 8 Jun 1356
- 4 Roger De Mortimer, Sir [1.1.1.1]
b. 11 Nov 1328 d. Abt 26 Feb 1360 [ =>]
- 4 Roger De Mortimer, Sir [1.1.1.1]
- 3 Margaret Mortimer [1.1.2]
b. 2 May 1304 d. 5 May 1337
Thomas De Berkeley, 3rd Baron Berkeley b. 8 Jan 1293 d. 27 Oct 1361
- 4 Maurice De Berkeley, 4th Baron Berkeley [1.1.2.1]
b. 4 Jun 1329 d. 3 Jun 1368 [ =>]
- 4 Maurice De Berkeley, 4th Baron Berkeley [1.1.2.1]
- 3 Maud Mortimer [1.1.3]
b. 1307 d. Aft 1345
John Cherleton b. 1307 d. 30 Aug 1360
- 4 John de Cherleton, 3rd Baron Cherleton of Pow [1.1.3.1]
b. 12 Mar 1334 d. 13 Jul 1374 [ =>]
- 4 John de Cherleton, 3rd Baron Cherleton of Pow [1.1.3.1]
- 3 Blanche De Mortimer [1.1.4]
b. 1313 d. 1347
Peter De Grandison, Second Baron Grandison b. 1297 d. 10 Aug 1358
- 4 Isabel de Grandison [1.1.4.1]
b. 1340 d. 14 Apr 1406 [ =>]
- 4 Isabel de Grandison [1.1.4.1]
- 3 Katherine Mortimer, Countess Of Warwick [1.1.5]
b. Abt 1325 d. 4 Aug 1369
Thomas De Beauchamp, 11th Earl Of Warwick b. 14 Feb 1313 d. 13 Nov 1369
- 4 Phiillipa Beauchamp [1.1.5.1]
b. 1334 d. 6 Apr 1386 [ =>]
- 4 Maud Beauchamp [1.1.5.2]
b. 1335 d. 28 Feb 1403 [ =>]
- 4 William Beauchamp, 1st Baron Bergavenny [1.1.5.3]
b. Abt 1358 d. 8 May 1411 [ =>]
- 4 Phiillipa Beauchamp [1.1.5.1]
- 3 Edmund De Mortimer, 3rd Lord Mortimer [1.1.1]
- 2 Joan de Geneville, Countess Of March [1.1]