3rd Duke
of Normandy
Richard
'the Fearless'
de Normandie
28 Aug 933
   
        Comte d' Eu
Geoffrey
de Brionne
c955
   
        Comte d' Eu
and Brionne
Gilbert
de Brionne
c980
married
Constance d' Eu
   
        1st feudal Baron
of Clare
Richard
de Brionne
c1030
     
           
                married Rohese, daughter of Walter Giffard, Lord of Longueville  
Gilbert de Clare
c1065
  Avice de Clare
c1050
married Raoul de Forgeres
married Adeliza de Clermont
Adelize 'Alice'
de Clare
    Rohese
de Clare
    Richard de Clare
c1085
  Gilbert de Clare
c1100
 
married
Aubrey II de Vere
    married
Baderon of Monmouth
    Roger de Clare
c1115
  Richard de Clare
c1130
2nd Earl of Pembrokeshire
            married Matilda de St Hilary
du Harcouet
  Isabel de Clare
Countess of Pembrokeshire
Richard de Clare
c1155
Aveline de Clare
 
married
William Marshall
        Gilbert de Clare
c1180
  married Geoffrey,
son of
Piers de Lutegareshale
   
        Isabel de Clare
2 Nov 1226
       
      married
Robert 'the Competitor' de Bruce
5th Lord of Annandale