Family: Roger De Mortimer / Countess Of March Philippa De Montacute (F719)
m. Abt 1358
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Male
Roger De Mortimer
Birth 11 Nov 1328 Shopshire, England 
Christening 1330 Herefordshire, England Death Abt 26 Feb 1360 Burgundy, France Burial 1360 Herefordshire, England Marriage Abt 1358 Perthshire, England Father 3rd Lord Mortimer Edmund De Mortimer | F4551 Group Sheet Mother Countess Of Northampton Elizabeth De Badlesmere | F4551 Group Sheet
Female
Countess Of March Philippa De Montacute
Birth 5 Jan 1332 Wiltshire, England Death 5 Jan 1381 Berkshire, England Burial Father 3rd Baron Montagu William Montagu | F936 Group Sheet Mother Catherine De Grandison | F936 Group Sheet
Male
+ Edmund de Mortimer
Birth 1 Feb 1352 Yorkshire, England Death 27 Dec 1381 County Cork, Ireland Burial Aft 27 Dec 1381 Herefordshire, England Spouse 5th Countess of Ulster Philippa of Clarence | F8496 Marriage May 1368 Berkshire, England
Female
+ Baroness of Markeaton Margery de Mortimer
Birth 1 Feb 1352 Herefordshire, England Christening Aft 1 Feb 1352 Shopshire, England Death Bef 3 Nov 1405 Derbyshire, England Burial 3 Nov 1405 Derbyshire, England Spouse Baron of Audley John Touchet | F8127 Marriage Bef 1371
Female
+ Janet De Mortimer
Birth 1358 Roxburghshire, Scotland Death 1397 Perthshire, England Burial Spouse 4th Lord Of Broxmouth Andrew Gray Of Foulis | F720 Marriage Abt 1375 Perthshire, England