Nielsen Hayden genealogy
Descendants of Philippe de Montagu
- 1382Father: William de Montagu (Between 1302 and 1303 of Shepton Montague, Somerset, England - 30 Jan 1344)
Mother: Katherine de Grandison ( - 23 Apr 1349)
Philippe de Montagu ( - 5 Jan 1382 bur.Austin Priory, Bisham, Berkshire, England)
Roger de Mortimer (11 Nov 1328 Ludlow, Shropshire, England - 26 Feb 1360 Rouvray, Côte d'Or, Burgundy, France)
   └─ Edmund Mortimer (1 Feb 1352 Llangoed in Llyswen, Breconshire, Wales -
    27 Dec 1381 Dominican Friary, Cork, Ireland)
    27 Dec 1381 Dominican Friary, Cork, Ireland)
    Philippe of Clarence (16 Aug 1355 Eltham, Kent, England -
    Bef 8 Jan 1378 bur.Wigmore Abbey, Herefordshire, England)(m. Abt May 1368 Reading, Berkshire, England)
    Bef 8 Jan 1378 bur.Wigmore Abbey, Herefordshire, England)(m. Abt May 1368 Reading, Berkshire, England)
       ├─ Elizabeth Mortimer (12 Feb 1371 Usk, Monmouthshire, Wales - 20 Apr 1417)
       │ Henry "Hotspur" Percy (20 May 1364 - 21 Jul 1403 Shrewsbury, Shropshire, England)(m. Bef 10 Dec 1379)
       │    ├─ Elizabeth Percy ( - 26 Oct 1436 bur.Staindrop, Durham, England) =>
       │    │ + John Clifford (Abt 1389 - 13 Mar 1422 Mieux, France)(m. Between Aug 1403 and 5 Nov 1412)
       │    └─ Henry Percy (3 Feb 1393 - 22 May 1455 St. Albans Abbey, Hertfordshire, England) =>
       │     + Eleanor Neville ( - Abt 1473)
       └─ Roger Mortimer (11 Apr 1374 Usk, Monmouthshire, Wales - 20 Jul 1398 Kells, Meath, Ireland)
        Eleanor Holland ( - Oct 1405)(m. Abt 7 Oct 1388)
           └─ Anne de Mortimer (27 Dec 1390 - Sep 1411 bur.Kings Langley, Hertfordshire, England) =>
            + Richard of Conisburgh (Abt 1375 Conisburgh Castle, Yorkshire, England -
            5 Aug 1415 Southampton, Hampshire, England)(m. Bef 23 May 1408)
            5 Aug 1415 Southampton, Hampshire, England)(m. Bef 23 May 1408)