Nielsen Hayden genealogy
Descendants of John de St. John
Bef 1196 - Bef 1230 (< 34 years)Father: Roger de St. John ( - Bef Jun 1214)
Mother: Cecily de Lucy
John de St. John (Bef 1196 - Bef 23 Jan 1230)
Emma ( - Aft Nov 1265)
   └─ Roger de St. John (Between 1215 and 1222 - 4 Aug 1265 Evesham, Worcestershire, England)
   
       └─ John de St. John (of Lageham, Surrey, England - Bef 27 Jun 1316)
        Margaret ( - Bef 1316)
           └─ Nicholas de St. John (Between 1276 and 1286 - ??) =>
            + Katherine Langley