*Roger Mortimer Earl of March
born 3 May 1287 Netherwood, Thornbury, Herefordshire, England
died 29 November 1330 Elms, Tyburn, Warwickshire, England

father:
*Edmund de Mortimer
born 1252 Wigmore, Herefordshire, England
christened 1304
died 17 July 1304 Wigmore, Herefordshire, England
buried Wigmore, Herefordshire, England

mother:
*Margaret de Fiennes
born about 1262/70 Wigmore, Herefordshire, England
died 7 February 1333/34
married about 1285 Fiennes, Bolonois, France

siblings:
*Isolde (Iseude, Iswolde) de Mortimer
born about 1270 Wigmore, Herefordshire, England died 1328
Matilda (Maud) de Mortimer born about 1286 Wigmore, Herefordshire, England
died 18 September 1312 Alton, Staffordshire, England
buried 9 October 1312 Croxden Abbey, Staffordshire, England
Hugh de Mortimer born about 1290 Wigmore, Herefordshire, England
Joan de Mortimer born about 1292 Wigmore, Herefordshire, England
Walter de Mortimer born about 1294 Wigmore, Herefordshire, England
Edmund de Mortimer born about 1298 Wigmore, Herefordshire, England
John de Mortimer born 1300 Wigmore, Herefordshire, England died 3 January 1318
Margaret de Mortimer born 1296? Wigmore, Herefordshire, England
Elizabeth Mortimer born 1302? Wigmore, Herefordshire, England

spouse:
*Joan de Geneville
born 2 February 1285/86 Ludlow, Shropshire, England
died 19 October 1356

children:
*Catherine (Katherine) de Mortimer born 1310 Wigmore, Herefordshire, England
died 6 September 1369 England
*Sir Edmund de Mortimer born about 1306 Wigmore, Herefordshire, England
died 16 December 1351 Stanton Lacy, Shropshire, England
Maud de Mortimer born about 1307 Wigmore, Herefordshire, England died after August 1345
Roger de Mortimer born about 1308 Wigmore, Herefordshire, England
Margaret de Mortimer born 1308 Berkeley, Gloucestershire, England died 5 May 1337
Geoffrey de Mortimer born about 1310 Couhe, Poitou, France
Agnes de Mortimer born about 1313 Wigmore, Herefordshire, England died about 1368
Joane de Mortimer born about 1313 Wigmore, Hereforshire, England
Blanche de Mortimer born about 1316 Wigmore, Herefordshire, England died 1347
John de Mortimer born about 1321 Wigmore, Herefordshire, England
Beatrice de Mortimer born about 1322 Wigmore, Herefordshire, England died 16 October 1383

biographical and/or anecdotal:

notes or source:
LDS
ancestry.com