Nielsen Hayden genealogy
Descendants of Gilbert de Lacy
- 1230Father: Walter de Lacy (Abt 1172 - Bef 24 Feb 1240)
Mother: Margaret de Briouze (Abt 1181 - Aft 25 Jun 1245)
Gilbert de Lacy (of Ewyas Lacy, Herefordshire, England - Between 12 Aug 1230 and 15 Dec 1230)
   ├─ Maud de Lacy ( - 11 Apr 1303)
   │ Geoffrey de Geneville (Aft 1225 - 21 Oct 1314 House of the Friars Preachers, Trim, Meath, Ireland)
   │ (m. 4 Aug 1252 Woodstock, Oxfordshire, England)
   │ (m. 4 Aug 1252 Woodstock, Oxfordshire, England)
   │    └─ Peter de Geneville (of Ludlow, Shropshire, England - Bef 8 Jun 1292)
   │     Joan de la Marche ( - Bef 18 Apr 1323 bur.Abbey of Valence, Vienne, Poitou-Charentes, France)
   │     (m. Bef 11 Oct 1283)
   │     (m. Bef 11 Oct 1283)
   │         + Roger de Mortimer (3 May 1286 of Wigmore, Herefordshire, England -
   │         29 Nov 1330 Tyburn, Middlesex, England)(m. 20 Sep 1301 Pembridge, Herefordshire, England)
   │         29 Nov 1330 Tyburn, Middlesex, England)(m. 20 Sep 1301 Pembridge, Herefordshire, England)
   └─ Margaret de Lacy ( - 1256)
    John de Verdun (Abt 1226 of Alton, Staffordshire, England - Bef 17 Oct 1274)(m. Bef 20 Apr 1242)
       └─ Thebaud de Verdun (Abt 1248 of Alton, Staffordshire, England -
        24 Aug 1309 Alton, Staffordshire, England)
        24 Aug 1309 Alton, Staffordshire, England)
        Margery de Bohun ( - Between 1280 and 1304)(m. Bef 6 Nov 1276)
           └─ Thebaud de Verdun (8 Sep 1278 of Alton, Staffordshire, England -
            27 Jul 1316 Alton, Staffordshire, England) =>
            27 Jul 1316 Alton, Staffordshire, England) =>
            + Maud de Mortimer ( - 17 Sep 1312 Alton, Staffordshire, England)
            : (m. 29 Jul 1302 Wigmore, Herefordshire, England)
            : (m. 29 Jul 1302 Wigmore, Herefordshire, England)
            + Elizabeth de Clare (Nov 1295 Caerphilly, Glamorgan, Wales - 4 Nov 1360)
            (m. 4 Feb 1316 near Bristol, Gloucestershire, England)
            (m. 4 Feb 1316 near Bristol, Gloucestershire, England)