Nielsen Hayden genealogy
Descendants of Nicholas de Condé
- Aft 1219Father: Roger
Mother: Alix de Mons ( - Bef 1207)
Nicholas de Condé ( - Aft 1219)
Élizabeth de Morialmé ( - Aft Dec 1256)(m. Between 1210 and 1216)
   └─ (Unknown) de Condé
    Enguerrand de Fiennes (Bef 1205 - 1269)
       ├─ Guillaume de Fiennes (of Wendover, Buckinghamshire, England - 11 Jul 1302 Kortrijk, Flanders)
       │ Blanche de Brienne (m. Between 18 Jan 1266 and Feb 1267)
       │    │ + Edmund de Mortimer (Between 1251 and 1254 of Wigmore, Herefordshire, England -
       │    │ 17 Jul 1304 Wigmore Castle, Herefordshire, England)(m. Bef 12 Dec 1285)
       │    │ 17 Jul 1304 Wigmore Castle, Herefordshire, England)(m. Bef 12 Dec 1285)
       │    │ + John Wake (Abt 1268 - Abt 10 Apr 1300)(m. Bef 24 Aug 1291)
       │     + Isabelle de Dampierre ( - 1323)(m. 1307)
       └─ Giles de Fiennes (of Old Court in Wartling, Sussex, England - Aft 1314)
        Sibyl Filliol ( - Aft 1320)(m. Bef 19 Feb 1270)
           └─ John de Fiennes (of White Waltham, Berkshire, England - Bef 1334) =>
            + Joan le Forester ( - 1338)(m. Bef 2 Jun 1294)