Sir Roger Mortimer, Knt., 4th Earl of March, 7th Earl of Ulster, Lord Mortimer

Copyright, Plagiarism, and Disclaimer

Copyright: The material on this website is protected by the copyright laws of the United States.

Plagiarism: Please give credit where credit is due and properly cite your source.

Disclaimer: Mistakes and errors are inevitable. Caveat emptor.

For more information, please see this page.
ChartsAncestors of Harriet Hanson Robinson
Catherine, Dutchess of Cambridge and Wilford Ervie Billings
Sir Roger Mortimer, Knt., 4th Earl of March, 7th Earl of Ulster, Lord Mortimer, son of Sir Edmund de Mortimer, Knt., 3rd Earl of March, Lord Mortimer of Wigmore and Philippe of Clarence, was born at Usk, Monmouthshire, Wales, 11 April 1374.1 He was killed at Kells, Ireland, 20 July 1398, "while engaged in a rash attack on some of the Leinster clans. It is reported that he was riding unattended, attired in the Irish manner in front of his army, and was unrecognised by those who killed him."1 His corpse was quartered but later reassembled for burial at Wigmore Abbey, Herefordshire, England.1

Roger married Eleanor Holand, daughter of Sir Thomas de Holand, K.G., 2nd Earl of Kent, Lord Holand, 6th Lord Wake and Alice de Arundel, about 7 October 1388.2,1


Eleanor Holand b. 13 Oct 1370, d. 18 Oct 1405
  • Eleanor Mortimer1 b. aft. 1388
  • Anne Mortimer+3 b. 27 Dec 1390, d. Sep 1411
  • Sir Edmund Mortimer, K.B., 5th Earl of March, 8th Earl of Ulster1 b. 6 Nov 1391, d. 18 Jan 1424/25
  • Roger Mortimer1 b. 23 Apr 1393, d. abt. 1409
This person was last edited on8 Jul 2021


  1. [S1947] Douglas Richardson, Royal Ancestry: A Study in Colonial and Medieval Families (Five vols., Salt Lake City, Utah: s.p., 2013), 4:175 (Mortimer 14), further cited as Richardson, Royal Ancestry.
  2. [S1972] Neil D. Thompson and Charles M. Hansen, The Ancestry of Charles II, King of England: A Medieval Heritage [Twelve Generations] (Saline, Michigan: McNaughton & Gunn, 2012), #1139, further cited as Thompson and Hansen, The Ancestry of Charles II.
  3. [S1947] Richardson, Royal Ancestry, 4:177 (Mortimer 14).