/John De Mowbray
        /Thomas Mowbray
       |    \Elizabeth Segrave
    /John Mowbray, Duke Of Norfolk
   |   |    /Richard Fitzalan
   |    \Elizabeth Fitzalan
   |        \Elizabeth De Bohun
John Mowbray, Duke Of Norfolk
   |        /John De Neville
   |    /Ralph De Neville
   |   |    \Maud De Percy
    \Catherine De Neville
       |    /John De Gaunt Plantagenet
        \Joan De Gaunt Plantagenet
            \Catherine Sywnford De Roet 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.