/John FitzThomas FitzGerald
        /Maurice FitzJohn FitzGerald
       |    \Margery FitzAnthony
    /Thomas FitzMaurice FitzGerald
   |    \Maud de Barry
Maurice FitzThomas FitzGerald
   |        /Maurice de Berkeley
   |    /Thomas de Berkeley
   |   |    \Isabella FitzRoy
    \Margaret Berkeley
       |    /William de Ferrers
        \Margaret Joan de Ferrers
            \Margaret de Quincy 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.