Roger Mortimer, 4th Earl of March was born 11 April 1374 in Usk, Monmouthshire, Wales, United Kingdom to Edmund Mortimer, 3rd Earl of March (c1352-1381) and Philippa Plantagenet, 5th Countess of Ulster (1355-1382) and died 20 July 1398 in Kells, County Meath, Ireland of unspecified causes. He married Alianore Holland (c1373-1405) circa 7 October 1388 JL . Notable ancestors include Charlemagne (747-814), Henry II of England (1133-1189), William I of England (1027-1087), Hugh Capet (c940-996), Alfred the Great (849-899). Ancestors are from the United Kingdom, England, France, Germany, Russia, Ukraine, Belgium, Ireland, the Netherlands, Spain, Portugal, Hungary, Israel, Italy, Turkey, the Byzantine Empire, Sweden, Belarus, Switzerland.


Offspring of Roger Mortimer and Alianore Holland (c1373-1405)
Name Birth Death Joined with
Anne de Mortimer (1390-1411) 1390 1411 Richard of Conisburgh, 1st Earl of Cambridge (c1376-1415)

Edmund Mortimer (1391-1425) 6 November 1391 New Forest 18 January 1425 Trim, County Meath, Ireland Anne Stafford (1403-1432)

Roger de Mortimer (1393-c1409)
Eleanor de Mortimer (c1395-aft1414)

Namesakes of Roger Mortimer, 4th Earl of March (1374-1398)

 Birth placeDeath placeFatherMotherJoined with
Roger Mortimer, 1st Earl of March (1287-1330)Wigmore Castle, Herefordshire, England, United KingdomEdmund Mortimer, 2nd Baron Mortimer (1251-1304)Margaret de Fiennes (aft1269-1333)Joan de Geneville (1286-1356)
Roger Mortimer, 4th Earl of March (1374-1398)Usk, Monmouthshire, Wales, United KingdomKells, County Meath, IrelandEdmund Mortimer, 3rd Earl of March (c1352-1381)Philippa Plantagenet, 5th Countess of Ulster (1355-1382)Alianore Holland (c1373-1405)
Roger Mortimer, 1st Baron Mortimer of Wigmore (1231-1282)Ralph de Mortimer (bef1198-1246)Gwladus Ddu (-1251)Maud de Braose (1224-1300)
Roger de Mortimer (990-1074)Advisa
Roger Mortimer, 2nd Earl of March (1328-1360)Edmund Mortimer (1302-1331)Elizabeth de Badlesmere (1313-1356)Philippa de Montacute (1332-1382)

Common ancestors of Roger Mortimer, 4th Earl of March (1374-1398) and Alianore Holland (c1373-1405)

  1. Blanche of Artois (1248-1302)
  2. Edmund Crouchback, 1st Earl of Lancaster (1245-1296)
  3. Edward I of England (1239-1307)
  4. Henry Plantagenet, 3rd Earl of Lancaster (1281-1345)
  5. Isabella de Beauchamp (c1263-bef1307)
  6. Matilda de Chaworth (1282-1322)

Footnotes (including sources)

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