Gen 21 - 25 Pierrekin/de Morleaux/de Brittany/de Dreux

Pierre Maudare Mauclerc de Dreux (b. 1187 Eure et Loir, France - d. May 1250 Rennes, Ille et Vilaine, France)
Alix de Thouars (b. 1175 Deux Savres, France - d. November 21, 1225)
children: Jean I, Yolande, Oliver

Jean I Leroux "John the Red" de Bretagne (b. 1198 Nantes, Bretagne, France - d. October 8, 1285 Richmond Castle, North Riding, Yorkshire, England)
Princess Blanche de Navarre (b. abt 1226 Pamplona, Navarre, Spain - d. August 12, 1283 Nantes, Bretagne, France)
children: Tontier, Jean II, Pierre, Alix, Richard IV, Alienor, Nicolas, Robert

Duke Jean II de Brittany (b. January 4, 1239 Rennes, Ille et Vilaine, France - d. November 18, 1305 Lyons, Rhone, France)
Princess Beatrice Plantagenet (b. January 25, 1241 Bordeaux, Gascony, France - d. March 24, 1273 London, Middlesex, England)
children: Arthur II, Henri IV, Jean, Guy, Marie, Blanche, Pierre, Alice, Eleanor

Pierre of Morlaix of Brittany (b. 1269 Rennes, Iev, France - d. July 1312 Rennes, Ille et Vilaine, France)
children: Pierre Peter Perkin

Pierre Peter Perkin de Morleaux (b. 1312 Morleaux, Normandy, France - d. aft 1380 Ufton, Salop, England)
Agnes Taliafer-Taylor (b. 1315 Rutland, England - d. 1360 Hillmorton, Warwickshire, England)
children: Henry