/Hugh de Lacy
        /Walter de Lacy
       |    \Rose de Monmouth
    /Gilbert de Lacy
   |   |    /William III de Briouze
   |    \Margaret de Briouze
   |        \Maud de St. Valery
Walter de Lacy
   |        /Roger le Bigod
   |    /Hugh le Bigod
   |   |    \ Ida
    \Isabel le Bigod
       |    /William Marshal
        \Maud Marshal
            \Isabel de Clare is NOT responsible for the content of the GEDCOMs uploaded through the WorldConnect Program. The creator of each GEDCOM is solely responsible for its content.