Roger de Mortimer, 4th Earl of March - Pedigree | FamilyCentral
 11 Apr 1374 - 20 Jul 1398
 1 Feb 1351/52 - 27 Dec 1381
 11 Nov 1328 - 26 Feb 1359/60
 29 Nov 1338 - 17 Oct 1368
 14 Jul 1332 - Dec 1363
  - 16 Dec 1331
  - 8 Jun 1356
 13 Nov 1312 - 21 Jun 1377
 21 Sep 1312 - 14 Jun 1333
Family Group
 25 Apr 1287 - 29 Nov 1330
 9 Feb 1285/86 - 27 Oct 1356
 1274/75 - 22 Apr 1322
 1286 - 1333
 25 Apr 1284 - 21 Sep 1327
 1292 - 30 Aug 1358
 1286 - 18 Jun 1313
 16 Sep 1295 - 4 Nov 1360
  - 22 Sep 1345
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