Joan Beaufort (1407-1445) line to
Geoffrey V, Count of Anjou+Maine
 

                        Geoffrey V 
                         Comte d'Anjou et Maine
                         1113-1151 
                             |
                             |
                         Henry II
                         King of England
                         1133-1189
                             |
                             |
                         Eleanor of England
                         1162-1214
                             |
                             |
                         Blanche of Castile
                         Regent of France
                         1188-1252
                             |
                             |
                         St. Louis IX
                         King of France
                         1214-1270
                             |
                             |
                         Philippe III "le Hardi"
                         King of France
                         1245-1285
                             |
                             |
                         Charles
                         Comte de Valois
                         1270-1325
                             |
                             |
                         Jeanne de Valois
                         1294-1342
                             |
                             |
                         Philippa of Holland & Hainault
                             -1369
                             |
                             |
                         John of Gaunt
                         Duke of Lancaster
                         1340-1399
                             |
                             |
                         John Beaufort
                         Earl of Somerset
                         1373-1410
                             |
                             |
                         Joan Beaufort
                         1407-1445