Nielsen Hayden genealogy
Descendants of Sybil Marshal
Abt 1204 - Bef 1238 (~ 33 years)Father: William Marshal (Abt 1146 - 14 May 1219 Caversham, Oxfordshire, England)
Mother: Isabel de Clare (1173 - 7 Mar 1220 bur.Tintern Abbey, Monmouthshire, Wales)
Sybil Marshal (Abt 1204 - Bef 1238)
William de Ferrers (Abt 1193 of Tutbury, Burton-on-Trent, Staffordshire, England -
24 Mar 1254 Evington, Leicestershire, England)(m. Bef 14 May 1219)
24 Mar 1254 Evington, Leicestershire, England)(m. Bef 14 May 1219)
   ├─ Agnes de Ferrers ( - 11 May 1290)
   ├─ Joan de Ferrers ( - Bef Oct 1267)
   │ Robert Aguillon (of Addington, Surrey, England - 15 Feb 1286)
   │ :   ├─ Margery Aguillon
   │ :   │ Giles de Argentein ( - Bef 24 Nov 1242)
   │ :   │     + Lora de Vere
   │ :   └─ Isabel Aguillon (25 Mar 1258 of Addington, Surrey, England - Bef 28 May 1323)
   │ :    Hugh Bardolf (Abt 29 Sep 1259 of Wormegay, Norfolk, England - Bef 20 Aug 1304)(m. Bef 1282)
   │ :       │ + Michael de Poynings ( - 24 Jun 1314 Bannockburn, Stirlingshire, Scotland)(m. Bef 8 Jun 1298)
   │ :       └─ Thomas Bardolf (4 Oct 1282 Watton at Stone, Hertfordshire, England -
   │ :        15 Dec 1328 bur.Shelford Priory, Nottinghamshire, England) =>
   │ :        15 Dec 1328 bur.Shelford Priory, Nottinghamshire, England) =>
   │ :        + Agnes ( - 11 Dec 1357 Ruskington, Lincolnshire, England)
   │ John de Mohun ( - 1254 Gascony, France)(m. Aft 1245)
   │    └─ John de Mohun (Abt 1248 of Dunster, Williton, Somerset, England - 11 Jun 1279)
   │     Eleanor fitz Reynold
   │        └─ John de Mohun (Abt 1269 of Dunster, Williton, Somerset, England -
   │         25 Aug 1330 bur.Dunster Priory, Somerset, England) =>
   │         25 Aug 1330 bur.Dunster Priory, Somerset, England) =>
   │         + Ada de Tibetot ( - Bef 1325)
   ├─ Isabel de Ferrers ( - Bef 11 Nov 1260)
   ├─ Agatha de Ferrers ( - 22 May 1306)
   ├─ Eleanor de Ferrers ( - Bef 26 Oct 1274)
   │ + Roger de Quincy (Abt 1195 chr.Brackley, Northamptonshire, England - 25 Apr 1264)
   ├─ John de Ferrers ( - Bef 1238)
   ├─ Sibyl de Ferrers ( - Bef 1260)
   │ Frank de Bohun (of Midhurst, Sussex, England - 14 Sep 1273)(m. Bef 21 Sep 1247)
   │    └─ John de Bohun (of Midhurst, Sussex, England - 28 Sep 1284)
   │     Joan de la Chapelle (Abt 1256 - Bef 23 Mar 1328)(m. Bef 1275)
   │        └─ James de Bohun (3 Feb 1281 Ford, Sussex, England - Bef 30 May 1306) =>
   │         + Joan de Brewes ( - Bef 23 Jun 1324)
   └─ Maud de Ferrers (Abt 1230 - 12 Mar 1299)
    William de Forz (of Chewton, Somerset, England - Bef 22 May 1259)(m. Abt 30 Jul 1248)
       ├─ Joan de Vivonne (1251 - 1 Jun 1314)
       │ Reynold fitz Peter (of Blaen Llyfni, Cathedine, Brecconshire, Wales - 4 May 1286)(m. Bef 3 Jan 1279)
       │    ├─ Reynold Fitz Reynold (of Hinton Martell, Dorset, England - Bef 29 Aug 1328) =>
       │    │ + Joan Martel (Abt 1276 - Bef 1319)
       │    └─ Peter fitz Reynold (Abt 1274 of Chewton, Somerset, England - 18 Nov 1322) =>
       │     + Ela Martel (Abt 1273 - Bef 1309)
       └─ Cecily de Vivonne (Abt 1257 Chewton, Somerset, England -
        10 Jan 1320 Stoke-under-Hamden, Somerset, England)
        10 Jan 1320 Stoke-under-Hamden, Somerset, England)
        John de Beauchamp (Bef 1247 - 24 Oct 1283 Hatch Beauchamp, Taunton, Somerset, England)
           └─ John de Beauchamp (25 Jul 1274 of Hatch Beauchamp, Taunton, Somerset, England - Aft 20 Oct 1336) =>
            + Joan ( - 9 Feb 1327)(m. Bef 1302)