Nielsen Hayden genealogy
Ancestors of Isabel de St. Pierre
1350 - Bef 1405 (< 54 years) ┌── Urian de St. Pierre (1220 - Between 1290 and 1300 Cheshire, England) =>
┌── John de St. Pierre (1246 - 1290)
│ └── Idonea de Malpas ( - Bef 1295 Malpas, Cheshire, England) =>
│
┌── Urian de St. Pierre (1280 - 1311)
│ │
│ │ ┌── Thomas de Dutton (of Dutton, Runcorn, Cheshire, England - Aft 1272) =>
│ └── Katherine Dutton ( - Aft 1292)
│ └── Philippe de Standon (of Standon, Staffordshire, England - Aft 1294) =>
│
┌── John de St. Pierre (1298 - 1354)
│ └── Isolda de Grey
│
┌── Urian de St. Pierre (1329 - 1376)(m. Bef 1348)
│ └── Isabel Trussell (1311 - ??)
│
Isabel de St. Pierre (1350 - Bef 1405)
│
│ ┌── John de Brewes (Abt 1197 of Gower, Swansea, Wales - Between 1231 and 1232)
│ │ (m. 1219) =>
│ ┌── William de Brewes (Abt 1224 of Bramber, Sussex, England -
│ │ 6 Jan 1291 Findon, Sussex, England)(m. Bef 1272)
│ │ 6 Jan 1291 Findon, Sussex, England)(m. Bef 1272)
│ │ └── Margaret ferch Llywelyn ( - 1265)(m. 1219) =>
│ │
│ ┌── Peter de Brewes (Abt 1273 of Tetbury, Gloucestershire, England - Bef 7 Feb 1312)
│ │ (m. Aft 6 Jun 1300)
│ │ │
│ │ │ ┌── Robert de Ros (of Helmsley, Yorkshire, England -
│ │ │ │ 17 May 1285 bur.Kirkham Priory, Yorkshire, England)(m. Bef 17 May 1244) =>
│ │ │ │ 17 May 1285 bur.Kirkham Priory, Yorkshire, England)(m. Bef 17 May 1244) =>
│ │ └── Mary de Ros ( - Bef 23 May 1326)(m. Bef 1272)
│ │ └── Isabel d'Aubeney (Abt 1233 -
│ │ 15 Jun 1301 bur.Newstead Priory, Lincolnshire, England)(m. Bef 17 May 1244) =>
│ │ 15 Jun 1301 bur.Newstead Priory, Lincolnshire, England)(m. Bef 17 May 1244) =>
│ │
│ ┌── John de Brewes (Abt 1303 - 1342)
│ │ └── Agnes ( - Bef 1332)(m. Aft 6 Jun 1300)
│ │
└── Agnes de Brewes (1332 - ??)(m. Bef 1348)
└── Margaret Trehampton ( - 1354)