_Cairpre Lifechar K of Ireland_
                                                     _Eochu Domplen _|_______________________________
                         _Muiredach Colla Fochrith _|
                        |                           |                 _______________________________
                        |                           |________________|_______________________________
              _Rochaid _|
             |          |                                             _______________________________
             |          |                            ________________|_______________________________
             |          |___________________________|
             |                                      |                 _______________________________
             |                                      |________________|_______________________________
 _Daig Dorn _|
|            |                                                        _______________________________
|            |                                       ________________|_______________________________
|            |           ___________________________|
|            |          |                           |                 _______________________________
|            |          |                           |________________|_______________________________
|            |__________|
|                       |                                             _______________________________
|                       |                            ________________|_______________________________
|                       |___________________________|
|                                                   |                 _______________________________
|                                                   |________________|_______________________________
|
|--Fiacc 
|
|                                                                     _______________________________
|                                                    ________________|_______________________________
|                        ___________________________|
|                       |                           |                 _______________________________
|                       |                           |________________|_______________________________
|             __________|
|            |          |                                             _______________________________
|            |          |                            ________________|_______________________________
|            |          |___________________________|
|            |                                      |                 _______________________________
|            |                                      |________________|_______________________________
|____________|
             |                                                        _______________________________
             |                                       ________________|_______________________________
             |           ___________________________|
             |          |                           |                 _______________________________
             |          |                           |________________|_______________________________
             |__________|
                        |                                             _______________________________
                        |                            ________________|_______________________________
                        |___________________________|
                                                    |                 _______________________________
                                                    |________________|_______________________________

Hawise de Vitre

• Reference: 993

1. Robert de FERRERS E of Derby
2. UNKNOWN de FERRERS

                                                                                                                                               _Martin of Rennes Siegneur de Vitre_
                                                                                                              _Rivallon Siegneur de Vitre_____|____________________________________
                                                          _Tristan Siegneur de Vitre_________________________|
                                                         |                                                   |                                 ____________________________________
                                                         |                                                   |_Genergande ____________________|____________________________________
                             _Robert I Siegneur de Vitre_|
                            |                            |                                                                                     _Meen I Seigneur de Fougeres________
                            |                            |                                                    _Alfred Seigneur de Fougeres____|____________________________________
                            |                            |_Ynoguen de Fougeres_______________________________|
                            |                                                                                |                                 ____________________________________
                            |                                                                                |________________________________|____________________________________
 _Andre I Seigneur de Vitre_|
|                           |                                                                                                                  ____________________________________
|                           |                                                                                 ________________________________|____________________________________
|                           |                             ___________________________________________________|
|                           |                            |                                                   |                                 ____________________________________
|                           |                            |                                                   |________________________________|____________________________________
|                           |_Berthe of Craon____________|
|                                                        |                                                                                     ____________________________________
|                                                        |                                                    ________________________________|____________________________________
|                                                        |___________________________________________________|
|                                                                                                            |                                 ____________________________________
|                                                                                                            |________________________________|____________________________________
|
|--Hawise de Vitre
|
|                                                                                                                                              _Baldwin II Baron Tonsburgh_________
|                                                                                                             _Jean de BURGO Baron Tonsburgh__|____________________________________
|                                                         _Herluin de BURGO Vicompte de Conteville___________|
|                                                        |                                                   |                                 ____________________________________
|                                                        |                                                   |________________________________|____________________________________
|                            _Robert E of Cornwall_______|
|                           |                            |                                                                                     ____________________________________
|                           |                            |                                                    _Fulbert of Falaise ____________|____________________________________
|                           |                            |_Arletta of Falaise________________________________|
|                           |                                                                                |                                 ____________________________________
|                           |                                                                                |_Doda __________________________|____________________________________
|_Agnes of Cornwall_________|
                            |                                                                                                                  _Hugh Seigneur de Montgomery________
                            |                                                                                 _Roger de MONTGOMERY ___________|_Joscelina _________________________
                            |                             _Roger de MONTGOMERY 1st E of Arundel & Shrewsbury_|
                            |                            |                                                   |                                 ____________________________________
                            |                            |                                                   |________________________________|____________________________________
                            |_Mathilde de Montgomery_____|
                                                         |                                                                                     _William I TALVAS C of Alcenon______
                                                         |                                                    _William II TALVAS C of Alcenon_|_Matilda ___________________________
                                                         |_Mabel TALVAS _____________________________________|
                                                                                                             |                                 _Arnulf ____________________________
                                                                                                             |_Hildeburge ____________________|_UNKNOWN de BEAUMONT _______________

Notes

Cokayne's "Complete Peerage" (Derby, p. 191).