Nielsen Hayden genealogy
Descendants of Ralph d'Eyncourt
- Abt 1251Father: Ralph d'Eyncourt (of Sizergh, Westmorland, England - Between 1228 and 1233)
Mother: Eleanor le Fleming
Ralph d'Eyncourt (of Sizergh, Westmorland, England - Abt 1251)
Alice ( - Aft 1260)
   └─ Elizabeth d'Eyncourt ( - Between 1272 and 1274)
    William de Strickland ( - 1306)(m. Jun 1239)
       ├─ Walter de Strickland (of Sizergh, Westmorland, England - Abt 1342)
       │ Eleanor de Goldington (m. Between 1295 and 1296)
       │    └─ Thomas de Strickland (of Sizergh, Westmorland, England - Bef Jun 1376) =>
       │     + Cecily de Welles
       └─ Joan de Strickland ( - Aft 1323)
        + Robert de Washington (of Carnforth in Wharton, Lancashire, England - 1324)(m. 1292)