Let op: Leeftijd bij trouwen (7 oktober 1388) lag beneden de 16 jaar (14).
On 20 July 1398, at the age of 24, Mortimer was slain in a skirmish with 'O'Brien's men' at Kells.
Hij is getrouwd met Eleanor I (Alianore) Countess of March Holland.
Zij zijn getrouwd op 7 oktober 1388 te New Forest, Meath, Ireland***Data is already there***, hij was toen 14 jaar oud.
Zij zijn getrouwd op 7 oktober 1388 te New Forest, Meath, Ireland, hij was toen 14 jaar oud.Kind(eren):
https://en.wikipedia.org/wiki/Roger_Mortimer,_4th_Earl_of_March
http://mortimerhistorysociety.org.uk/index.php/the-earls-of-march
http://familypedia.wikia.com/wiki/Roger_Mortimer,_4th_Earl_of_March_(1374-1398)
http://www.luminarium.org/encyclopedia/mortimer4earl.htm
http://www.astridessed.nl/the-wars-of-the-roseslancaster-and-yorkusurpation-and-the-right-to-the-throne-through-females-2/
http://www.allnicknames.com/ws/s/en.wikipedia.org/wiki/Elizabeth_Mortimer
http://www.mortimervillage.org.uk/assets/History/The_Mortimer_Family.pdf
http://www.berkshirehistory.com/bios/wmontacute_1eofs.html
http://www.luminarium.org/encyclopedia/mortimer4earl.htm
https://books.google.com/books?id=NMhoAgAAQBAJ&pg=PA86&lpg=PA86&dq=death+of+roger+mortimer+1398&source=bl&ots=jcuRKU9aRP&sig=I0QhJnieCJYPDILk45FxRMKLih8&hl=en&sa=X&ved=0CFcQ6AEwC2oVChMIrsu_7Z38xwIVki6ICh22zQ5c#v=onepage&q=death%20of%20roger%20mortimer%201398&f=false
http://www.geni.com/people/Roger-de-Mortimer/6000000000340094202
http://galleryhip.com/roger-mortimer-4th-earl-of-march.html
http://trees.ancestry.com/pt/AMTCitationRedir.aspx?tid=75649477&pid=5913/ Ancestry.com