Nielsen Hayden genealogy
Descendants of Geoffrey de la Mare
Father: Brian de la Mare
Geoffrey de la Mare
   └─ Peter de la Mare ( - 6 Nov 1282 Menai Strait, Wales)
    Christian
       └─ Geoffrey de la Mare (of Maxey, Northamptonshire, England - Bef 6 Dec 1327)
        (Unknown second wife of Geoffrey de la Mare]
        :    + Hugh de Cressy (20 Sep 1313 of Risegate, Lincolnshire, England - Bef 16 Jan 1347)(m. Abt 1332)
        (Unknown first wife of Geoffrey de la Mare)
            + Ralph de Cromwell (Abt 1292 of Cromwell, Southwell, Nottinghamshire, England - Bef 15 Oct 1356)