Nielsen Hayden genealogy
Ancestors of Lucy de Thweng
Abt 1290 - Bef 1325 (~ 34 years) ┌── Robert de Thweng (of Thwing, Bridlington, Yorkshire, England - Between 1245 and 1257)
│ (m. Bef Jan 1229) =>
┌── Marmaduke de Thweng (of Kilton in Brotton, Yorkshire, England - Between 1282 and 1284)(m. Abt 1242)
│ └── Maud de Kilton (of Kilton Castle, Cleveland, Yorkshire, England - ??)(m. Bef Jan 1229) =>
│
┌── Marmaduke de Thweng (of Kilton in Brotton, Yorkshire, England - Bef 26 Feb 1323)(m. 1273)
│ │
│ │ ┌── Peter de Brus (Bef 1201 of Skelton, Yorkshire, England - Bef 15 Nov 1240)(m. Bef 1219) =>
│ └── Lucy de Brus ( - Aft 29 Mar 1282)(m. Abt 1242)
│ └── Hawise de Lancaster (m. Bef 1219) =>
│
Lucy de Thweng (Abt 1290 Kilton Castle, Cleveland, Yorkshire, England - Bef 1325)
│
│ ┌── William I de Ros (Aft 1192 of Helmsley, Yorkshire, England -
│ │ 1264 bur.Kirkham Priory, Yorkshire, England)(m. Bef 24 Jan 1234) =>
│ │ 1264 bur.Kirkham Priory, Yorkshire, England)(m. Bef 24 Jan 1234) =>
│ ┌── William de Ros (of Ingmanthorpe in Kirk Deighton, Yorkshire, England -
│ │ Bef 28 May 1310 bur.Grey Friars, York, Yorkshire, England)(m. 1268)
│ │ Bef 28 May 1310 bur.Grey Friars, York, Yorkshire, England)(m. 1268)
│ │ └── Lucy fitz Peter (of Blaen Llyfni, Cathedine, Brecconshire, Wales - Aft 29 Sep 1266)
│ │ (m. Bef 24 Jan 1234) =>
│ │
└── Isabel de Ros (of Ingmanthorpe in Kirk Deighton, Yorkshire, England - 1309)(m. 1273)
│
│ ┌── Ralph fitz Hugh (of Greasley, Nottinghamshire, England - ??) =>
└── Eustache fitz Ralph (of Greasley, Nottinghamshire, England -
Aft 1300 bur.Grey Friars, York, Yorkshire, England)(m. 1268)
Aft 1300 bur.Grey Friars, York, Yorkshire, England)(m. 1268)
└── Joan de la Haye (of Burwell, Lincolnshire, England - ??) =>