Nielsen Hayden genealogy
Descendants of Richard de Keynes
Abt 1228 - 1295 (~ 48 years)Father: Richard de Keynes (of Horsted Keynes, Sussex, England - 1241)
Mother: Sarah de Huntingfield ( - Aft 1228)
Richard de Keynes (Abt 1228 of Horsted Keynes, Sussex, England - Between 1276 and 1295)
   └─ Joan de Keynes
    Roger de Lewknor (Between 1244 and 1246 of South Mimms, Middlesex, England - Bef 24 Sep 1295)
       └─ Thomas de Lewknor (Between 1270 and 1271 - Bef 22 Mar 1336)
        Sibyl (of South Mimms, Middlesex, England - Aft 22 Mar 1336)
           └─ Roger de Lewknor (Abt 1304 of Broadhurst in Horsted Keynes, Sussex, England - 14 Mar 1362) =>
            + Katherine Bardolf (m. Abt 1340)