Katherine de Mortimer 
Katherine's father was Sir Roger de Mortimer Earl of March and her mother was Joan de Geneville. Her paternal grandparents were Sir Edmund de Mortimer Baron Wigmore and Eleanor (Margaret) de Fiennes; her maternal grandparents were Sir Piers de Geneville Lord Trim and Jehanne de Lusignan. She had four brothers and six sisters, named Sir Edmund, Roger, Geoffrey, John, Maud, Margaret, Agnes, Joan, Blanche and Beatrice. She died before September 6th, 1369.General Notes
Catherine m. to Thomas de Beauchamp, Earl of Warwick. [Sir Bernard Burke, Dormant, Abeyant, Forfeited and Extinct Peerages, Burke's Peerage Ltd, London, England, 1883, p. 383, Mortimer, Barons Mortimer, of Wigmore, Earls of March]
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Ancestor Pedigree Chart
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*There are earlier generations for the ancestor(s) indicated. See their page(s) for details (click name)
- b.1158 in of Wigmore, Herefordshire, England d.24 Jun 1215 in Wigmore, Hereford, England
- b.1190 in Wigmore, Herefordshire, England d.06 Aug 1246 in England
- b.BET. 1164 - 1170 in of Derby, Derbyshire, England d.29 Apr 1252
- b.1231 in Cwmaron Castle, Radnorshire, Wales d.27 Oct 1282 in Kingsland, Herefordshire, England
- b.1173 in of Caernarvonshire, Wales d.11 Apr 1240 in Aberconwy, Arllechwedd Uchaf, Caernarvonshire, Wales
- b.BET. 1194 - 1198 in Gwynedd, Wales d.BET. 1251 - 1260 in Windsor, Berkshire, England
- b.~ 1168 in of Rhos, Denbighshire, Wales d.BET. 1201 - 1209
- b.1252 in Wigmore, Herefordshire, England d.17 Jul 1304 in Wigmore Castle, Herefordshire
- b.1178 in of Bramber, Sussex, England d.09 Jun 1228 in Brecon, Breconshire, Wales
- b.BET. 1196 - 1204 in Brecknock, Surrey, England d.02 May 1230 in Wales
- b.1186 in of Stoke, Devonshire, England d.1223
- b.BET. 1226 - 1230 in Breconshire, Wales d.20 MAR 1300/01
- b.1146 in of Caversham, England d.14 May 1219 in Caversham, Berkshire, England
- b.~ 1206 in Pembroke, Pembrokeshire, Wales d.< 1246 in England
- b.BET. 1171 - 1173 in of Pembroke, Wales d.1220 in Pembroke, Wales
- b.03 May 1287 in of Netherwood, Thornbury, Herefordshire, England d.29 Nov 1330 in Elms, Tyburn, Warwickshire, England
- b.~ 1160 in Buckinghamshire, England d.BET. 1240 - 1241
- b.~ 1192 in Buckinghamshire, England d.BET. 1267 - 1270
- b.1166 in Buckinghamshire, England
- b.~ 1245 in Wendover, Buckinghamshire, England d.11 Jul 1302 in Courtral, Flandre, Occidential, Belgium
- b.~ 1184 in of Hainault, France
- b.~ 1210 in Buckinghamshire, England
- b.1262 in Wigmore, Herefordshire, England d.7 FEB 1333/34
- b.1135 in of Dammartin, Seine-Et-Marne, France d.19 Sep 1200 in London, England
- b.1180 in of Dammartin, Seine-Et-Marne, France d.21 Sep 1239 in Abbeville, France
- b.1138 in Ponthieu, Ain, France d.>Oct 1200
- b.1216 in Abbeville, France d.15 MAR 1278/79 in Abbeville, France
- b.1179 in of Normandy, France d.06 Oct 1221
- b.17 Apr 1199 in of Aum, le, Seine-Maritime, France d.Sep 1251 in Abbeville, France
- b.1170 d.>18 Jul 1218
- b.BET. 1309 - 1310 d.<06 Sep 1369
- b.~ 1160 in of Geneville, France d.1249
- b.~ 1190 in of Geneville, France d.~Apr 1233
- b.~ 1226 in Dublin, Ireland d.21 Oct 1314 in Trim, Ireland
- b.~ 1170 in of Burgundy, France d.16 MAR 1240/41
- b.~ 1200 in of Burgundy, France
- b.BET. 1244 - 1256 in Dublin, Ireland d.Jun 1292 in Lusignan, Vienne, France
- b.BET. 1160 - 1172 in Ewias Lacy, Herefordshire, England d.FEB 1240/41
- b.BET. 1200 - 1206 in Dublin, Ireland d.1230 in of Ewyas Lacy, Trim & Weobley, Herefordshire
- b.1177 in of Abergavenny, Wales d.19 Nov 1200 in Meath, Ireland
- b.~ 1230 in Dublin, Ireland d.11 Apr 1303
- b.1186 in Thetford, Norfolk, England d.FEB 1224/25
- b.1210 in of Thetford, Norfolk, England d.1239
- b.~ 1192 in of Pembroke, Pembrokeshire, Wales d.27 Mar 1248
- b.2 FEB 1285/86 d.19 Oct 1356
- b.1183 in of Lusignan, Vienne, France d.~06 Jun 1246 in Surrey, England
- b.1220 in of Lusignan, Vienne, France d.BET. 1250 - 1260 in Egypt
- b.1188 in AngoulIme, Charente, France d.31 May 1246 in Fontevrault L'Abbe, Maine-et-Loire, France
- b.1240 in AngoulIme, Charente, France d.1270
- b.~ 1187 d.1250
- b.1218 in Dreux d.1272
- b.1201 d.1221
- b.~ 1262 d.~Sep 1322
- d.15 Dec 1212 in of FougEres, Brittany
- d.1256 in of FougEres, Brittany
- b.~ 1242 d.1274
- d.1226
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‌Katherine and Thomas de Beauchamp were married in a religious ceremony in 1337. They had seven sons and eight daughters, named William de Beauchamp, Sir Thomas de Beauchamp, Guy, Hierom, Julian, Reyburne, Thomas, Philippa, Maud, Agnes, Alice, Catherine, Isabel, Joan and Margaret.
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Children
William de Beauchamp Baron Abergavenny
William de Beauchamp was born after 1344 in of Warwick, Warwickshire, England. He died on May 8th, 1411.
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