Nielsen Hayden genealogy
Descendants of Henry de la Mare
Abt 1208 - 1257 (~ 49 years)Father: William de la Mare (Abt 1175 of Ashtead, Epsom, Surrey, England - Bef Oct 1239)
Mother: Basile
Henry de la Mare (Abt 1208 of Ashtead, Epsom, Surrey, England - 1257)
Joan de Neville ( - Bef 1280)
   └─ Maud de la Mare (Abt 1242 - ??)
    Peter de Montfort (Abt 1240 of Beaudesert, Warwickshire, England - Bef 4 Mar 1286)(m. Abt 1260)
       ├─ Elizabeth de Montfort (of Beaudesert, Warwickshire, England -
       │ 16 Aug 1354 bur.Priory of St. Frideswide (now Christ Church), Oxford, Oxfordshire, England)
       │ 16 Aug 1354 bur.Priory of St. Frideswide (now Christ Church), Oxford, Oxfordshire, England)
       │ William de Montagu (Abt 1285 of Shepton Montague, Somerset, England - 18 Oct 1319 Gascony, France)
       │ (m. Aft 20 Jun 1292)
       │ (m. Aft 20 Jun 1292)
       │    │ + Ralph Daubeney (3 Mar 1305 of South Ingleby, Lincolnshire, England - Aft Nov 1378)
       │    │ (m. Bef 27 Jan 1333)
       │    │ (m. Bef 27 Jan 1333)
       │    │ + Roger de Bavent (of Cocking, Sussex, England - 23 Apr 1355)(m. Bef 1337)
       │    └─ William de Montagu (Between 1302 and 1303 of Shepton Montague, Somerset, England - 30 Jan 1344) =>
       │     + Katherine de Grandison ( - 23 Apr 1349)(m. Bef 1328)
       └─ John de Montfort (Abt 1265 of Beaudesert, Warwickshire, England - Bef 11 May 1296)
        Alice de la Plaunche ( - Aft 1302)(m. Bef 28 Mar 1287)
           ├─ Peter de Montfort (of Beaudesert, Warwickshire, England - Between 11 Dec 1367 and 24 Jan 1370) =>
           │ + Lora de Ullenhall
            + Baldwin de Freville (Abt 1292 of Tamworth, Warwickshire, England - 3 Oct 1343 Overseas)
            (m. 31 May 1311)
            (m. 31 May 1311)