Nielsen Hayden genealogy
Descendants of Lucy de Thweng
Abt 1290 - Bef 1325 (~ 34 years)Father: Marmaduke de Thweng (of Kilton in Brotton, Yorkshire, England - Bef 26 Feb 1323)
Mother: Isabel de Ros (of Ingmanthorpe in Kirk Deighton, Yorkshire, England - 1309)
Lucy de Thweng (Abt 1290 Kilton Castle, Cleveland, Yorkshire, England - Bef 1325)
Robert de Lumley (of Lumley in Little Lumley, Durham, England - Bef 20 Jul 1325)
   └─ Marmaduke de Lumley (4 Sep 1314 of Lumley in Little Lumley, Durham, England -
    26 Sep 1365 Lumley in Little Lumley, Durham, England)
    26 Sep 1365 Lumley in Little Lumley, Durham, England)
    Margaret de Holand (of Hawes, Brackley, Northamptonshire, England - Aft 26 Sep 1365)(m. Bef 1354)
       └─ Ralph Lumley (Abt 1360 of Lumley in Little Lumley, Durham, England -
        5 Jan 1400 Cirencester, Gloucestershire, England)
        5 Jan 1400 Cirencester, Gloucestershire, England)
        Eleanor Neville ( - Aft 1441)(m. Abt 1380)
            + Adam Tyrwhit (Abt 1411 of Kettleby, Lincolnshire, England - Abt 1452)