Nielsen Hayden genealogy
Descendants of Jordan de Saint Martin
Jordan de Saint Martin
Joan Fitz Walter ( - Bef 20 Jan 1263)(m. Between Jun 1220 and 1222)
   └─ William de Saint Martin (Abt 1230 of New Dean, Hampshire, England - Between 1290 and 1291)
   
       └─ Reginald de Saint Martin (of New Dean, Hampshire, England - Between 1314 and 1315)
        Eva ( - Between 17 Sep 1294 and 18 Apr 1306)
           └─ Laurence de Saint Martin (of West Dean, Wiltshire, England - Bef 10 Sep 1318) =>
            + Sibyl ( - 1349)