Nielsen Hayden genealogy
Ancestors of Roger de Mortimer
1286 - 1330 (44 years)
┌── Hugh de Mortimer 
(of Wigmore, Herefordshire, England - 26 Feb 1181) =>
(of Wigmore, Herefordshire, England - 26 Feb 1181) => ┌── Roger de Mortimer (of Wigmore, Herefordshire, England -
│ Bef 19 Aug 1214 bur.Wigmore Abbey, Herefordshire, England)
(of Wigmore, Herefordshire, England -│ Bef 19 Aug 1214 bur.Wigmore Abbey, Herefordshire, England)
│ └── Maud le Meschin (of Skipton-in-Craven, Yorkshire, England - Aft 1180) =>
(of Skipton-in-Craven, Yorkshire, England - Aft 1180) => │
┌── Ralph de Mortimer (of Wigmore, Herefordshire, England -
│ 6 Aug 1246 bur.Wigmore Abbey, Herefordshire, England)(m. Bef 26 Oct 1230)
(of Wigmore, Herefordshire, England -│ 6 Aug 1246 bur.Wigmore Abbey, Herefordshire, England)(m. Bef 26 Oct 1230)
│ │
│ │ ┌── Walkelin de Ferrers (of Oakham, Rutland, England - ??) =>
(of Oakham, Rutland, England - ??) => │ └── Isabel de Ferrers ( - Bef 29 Apr 1252 bur.Hospital of St. John the Baptist, Lechlade,
│ Gloucestershire, England)
( - Bef 29 Apr 1252 bur.Hospital of St. John the Baptist, Lechlade, │ Gloucestershire, England)
│
┌── Roger de Mortimer (of Wigmore, Herefordshire, England -
│ 27 Oct 1282 Kingsland, Herefordshire, England)(m. Bef 1248)
(of Wigmore, Herefordshire, England -│ 27 Oct 1282 Kingsland, Herefordshire, England)(m. Bef 1248)
│ │
│ │ ┌── Iorwerth Drwyndwn ap Owain Gwynedd ( - Abt 1174) =>
( - Abt 1174) => │ │ ┌── Llywelyn Fawr ap Iorwerth (Abt 1173 - 11 Apr 1240 Aberconwy Abbey, Conwy, Wales)
(Abt 1173 - 11 Apr 1240 Aberconwy Abbey, Conwy, Wales) │ │ │ (m. Bef 23 Mar 1205)
│ │ │ └── Margred ferch Madog =>
=> │ │ │
│ └── Gwladus Ddu ( - 1251 Windsor, Berkshire, England)(m. Bef 26 Oct 1230)
( - 1251 Windsor, Berkshire, England)(m. Bef 26 Oct 1230) │ │
│ │ ┌── John, King of England (Abt 27 Dec 1166 Oxford, Oxfordshire, England -
│ │ │ 19 Oct 1216 Newark Castle, Newark, Nottinghamshire, England) =>
(Abt 27 Dec 1166 Oxford, Oxfordshire, England -│ │ │ 19 Oct 1216 Newark Castle, Newark, Nottinghamshire, England) =>
│ └── Joan of England (Bef 1190 - 30 Mar 1236 bur.Llanvaes, Anglesey, Wales)
(Bef 1190 - 30 Mar 1236 bur.Llanvaes, Anglesey, Wales) │ (m. Bef 23 Mar 1205)
│ └── Clemence
│
┌── Edmund de Mortimer (Between 1251 and 1254 of Wigmore, Herefordshire, England -
│ 17 Jul 1304 Wigmore Castle, Herefordshire, England)(m. Bef 12 Dec 1285)
(Between 1251 and 1254 of Wigmore, Herefordshire, England -│ 17 Jul 1304 Wigmore Castle, Herefordshire, England)(m. Bef 12 Dec 1285)
│ │
│ │ ┌── William de Briouze (of Briouze, Normandy, France -
│ │ │ 9 Aug 1211 Corbeil, near Paris, France) =>
(of Briouze, Normandy, France -│ │ │ 9 Aug 1211 Corbeil, near Paris, France) =>
│ │ ┌── Reynold de Briouze (of Abergavenny, Monmouthshire, Wales - Between 1227 and 1228)
(of Abergavenny, Monmouthshire, Wales - Between 1227 and 1228) │ │ │ └── Maud de St. Valéry (Abt 1150 - 1210 Windsor, Berkshire, England) =>
(Abt 1150 - 1210 Windsor, Berkshire, England) => │ │ │
│ │ ┌── William de Briouze (of Abergavenny, Monmouthshire, Wales - 2 May 1230)
(of Abergavenny, Monmouthshire, Wales - 2 May 1230) │ │ │ │
│ │ │ │ ┌── William de Briwerre (of Torre, Devon, England -
│ │ │ │ │ 24 Nov 1226 bur.Dunkeswell Abbey, Devon, England) =>
(of Torre, Devon, England -│ │ │ │ │ 24 Nov 1226 bur.Dunkeswell Abbey, Devon, England) =>
│ │ │ └── Grace Briwerre ( - Bef 1215)
( - Bef 1215) │ │ │ └── Beatrice de Vaux (Abt 1149 -
│ │ │ 24 Mar 1217 bur.Mottisfont Priory, Hampshire, England) =>
(Abt 1149 -│ │ │ 24 Mar 1217 bur.Mottisfont Priory, Hampshire, England) =>
│ │ │
│ └── Maud de Briouze ( - 16 Mar 1301)(m. Bef 1248)
( - 16 Mar 1301)(m. Bef 1248) │ │
│ │ ┌── John fitz Gilbert (Bef 1109 of Cherhill, Wiltshire, England - Bef 29 Sep 1165) =>
(Bef 1109 of Cherhill, Wiltshire, England - Bef 29 Sep 1165) => │ │ ┌── William Marshal (Abt 1146 - 14 May 1219 Caversham, Oxfordshire, England)
(Abt 1146 - 14 May 1219 Caversham, Oxfordshire, England) │ │ │ (m. Aug 1189 London, England)
│ │ │ └── Sybil de Salisbury =>
=> │ │ │
│ └── Eve Marshal ( - Between Jan 1242 and 1246)
( - Between Jan 1242 and 1246) │ │
│ │ ┌── Richard "Strongbow" fitz Gilbert (Abt 1130 - Abt 20 Apr 1176 Dublin, Ireland)
(Abt 1130 - Abt 20 Apr 1176 Dublin, Ireland) │ │ │ (m. Abt 26 Aug 1170 Waterford, Munster, Ireland) =>
│ └── Isabel de Clare (1173 - 7 Mar 1220 bur.Tintern Abbey, Monmouthshire, Wales)
(1173 - 7 Mar 1220 bur.Tintern Abbey, Monmouthshire, Wales) │ (m. Aug 1189 London, England)
│ └── Eve of Leinster (Abt 1145 - Aft 1185 bur.Tintern Abbey, Monmouthshire, Wales)
(Abt 1145 - Aft 1185 bur.Tintern Abbey, Monmouthshire, Wales) │ (m. Abt 26 Aug 1170 Waterford, Munster, Ireland) =>
│
Roger de Mortimer (3 May 1286 of Wigmore, Herefordshire, England - 29 Nov 1330 Tyburn, Middlesex, England)
│
│ ┌── Enguerrand de Fiennes (of Fiennes, Pas de Calais, France - 1189 Acre, Palestine)
(of Fiennes, Pas de Calais, France - 1189 Acre, Palestine) │ │ (m. Bef 1171) =>
│ ┌── Guillaume de Fiennes ( - Bef Jul 1240)(m. Bef 1 Jan 1204)
( - Bef Jul 1240)(m. Bef 1 Jan 1204) │ │ └── Sibyl of Boulogne ( - Abt 1208)(m. Bef 1171) =>
( - Abt 1208)(m. Bef 1171) => │ │
│ ┌── Enguerrand de Fiennes (Bef 1205 - 1269)
(Bef 1205 - 1269) │ │ │
│ │ │ ┌── Aubrey II de Dammartin (Abt 1130 - 19 Sep 1200 London, England) =>
(Abt 1130 - 19 Sep 1200 London, England) => │ │ └── Agnès de Dammartin ( - Aft 1244)(m. Bef 1 Jan 1204)
( - Aft 1244)(m. Bef 1 Jan 1204) │ │ └── Mahaut of Clermont ( - Oct 1200) =>
( - Oct 1200) => │ │
│ ┌── Guillaume de Fiennes (of Wendover, Buckinghamshire, England - 11 Jul 1302 Kortrijk, Flanders)
(of Wendover, Buckinghamshire, England - 11 Jul 1302 Kortrijk, Flanders) │ │ (m. Between 18 Jan 1266 and Feb 1267)
│ │ │
│ │ │ ┌── Roger
│ │ │ ┌── Nicholas de Condé ( - Aft 1219)(m. Between 1210 and 1216)
( - Aft 1219)(m. Between 1210 and 1216) │ │ │ │ └── Alix de Mons ( - Bef 1207) =>
( - Bef 1207) => │ │ │ │
│ │ └── (Unknown) de Condé
│ │ │
│ │ │ ┌── Arnoud de Morialmé
│ │ └── Élizabeth de Morialmé ( - Aft Dec 1256)(m. Between 1210 and 1216)
( - Aft Dec 1256)(m. Between 1210 and 1216) │ │ └── Jeanne de Bailleul ( - 1234)
( - 1234) │ │
└── Margaret de Fiennes ( - 7 Feb 1344)(m. Bef 12 Dec 1285)
( - 7 Feb 1344)(m. Bef 12 Dec 1285) │
│ ┌── Erard II de Brienne ( - 1191) =>
( - 1191) => │ ┌── Jeane de Brienne, King of Jerusalem; Latin Emperor of Constantinople (Abt 1175 -
│ │ 23 Mar 1237 Constantinople)(m. 1223 Burgos, Castile, Spain)
(Abt 1175 -│ │ 23 Mar 1237 Constantinople)(m. 1223 Burgos, Castile, Spain)
│ │ └── Agnès
│ │
│ ┌── Jean de Brienne ( - 8 Jan 1296 bur.Maubuisson Abbey near Pontoise, near Paris, France)
( - 8 Jan 1296 bur.Maubuisson Abbey near Pontoise, near Paris, France) │ │ (m. 1251)
│ │ │
│ │ │ ┌── Alfonso IX, King of León and Galicia (15 Aug 1171 Zamora, León, Spain - 24 Sep
│ │ │ │ 1230 Villanueva de Sarria, Spain)(m. Bef 17 Dec 1197 Valladolid, Castile, Spain) =>
(15 Aug 1171 Zamora, León, Spain - 24 Sep │ │ │ │ 1230 Villanueva de Sarria, Spain)(m. Bef 17 Dec 1197 Valladolid, Castile, Spain) =>
│ │ └── Bérenguère of Castile-León (Abt 1199 - 12 Apr 1237 Constantinople)
(Abt 1199 - 12 Apr 1237 Constantinople) │ │ (m. 1223 Burgos, Castile, Spain)
│ │ └── Berenguela I of Castile, Queen Of Castile & Toledo (Abt 1180 - 8 Nov 1246 Las
│ │ Huelgas, near Burgos, Castile, Spain)(m. Bef 17 Dec 1197 Valladolid, Castile,
│ │ Spain) =>
(Abt 1180 - 8 Nov 1246 Las │ │ Huelgas, near Burgos, Castile, Spain)(m. Bef 17 Dec 1197 Valladolid, Castile,
│ │ Spain) =>
│ │
└── Blanche de Brienne (m. Between 18 Jan 1266 and Feb 1267)
(m. Between 18 Jan 1266 and Feb 1267) │
│ ┌── Geoffroi V de Châteaudun ( - Aft Nov 1218) =>
( - Aft Nov 1218) => │ ┌── Geoffroi VI de Châteaudun (1218 - 6 Feb 1250)(m. Between 17 May 1219 and 15 Jul 1222)
(1218 - 6 Feb 1250)(m. Between 17 May 1219 and 15 Jul 1222) │ │ └── Adèle de Donzy =>
=> │ │
└── Jeanne de Châteaudun ( - Abt 1254 bur.Maubuisson Abbey near Pontoise, near Paris, France)
( - Abt 1254 bur.Maubuisson Abbey near Pontoise, near Paris, France) (m. 1251)
│
│ ┌── Guillaume des Roches (Between 1155 and 1160 - 15 Jul 1222)(m. Abt 1190) =>
(Between 1155 and 1160 - 15 Jul 1222)(m. Abt 1190) => └── Clémence des Roches ( - Aft Sep 1259)(m. Between 17 May 1219 and 15 Jul 1222)
( - Aft Sep 1259)(m. Between 17 May 1219 and 15 Jul 1222) └── Marguerite de Sablé ( - Aft 20 Jul 1238)(m. Abt 1190) =>
( - Aft 20 Jul 1238)(m. Abt 1190) =>