| Constance of Brittany Penthievre |
| Constance of Brittany Penthievre | |
| B: | 12 Jun 1166 |
| Rennes, Ille-et-Vilaine, Bretagne, France | |
| D: | 5 Sep 1201 |
| Nantes, Loire-Atlantique, Pays de la Loire, France | |
| Geoffrey (Archbishop of York) Plantagenet | |
| B: | 1158 |
| Westminster, Middlesex, , England | |
| M: | Jul 1181 |
| Westminster Abbey, Westminster, London, Middlesex, England | |
| D: | 1186 |
| Notredameduparc, Seine-Maritime, Haute-Normandie, France | |
| Guy Baillistre de Thouars Duke de Bretagne | |
| B: | 1157 |
| Thouars, Vienne, Poitou-Charentes, France | |
| M: | 1199 |
| Anjou, Isere, Rhone-Alpes, France | |
| D: | 1218 or April 12 1213 |
| Villeneuve, Charente, Poitou-Charentes, France | |
| Ranulph (6th Earl of Chester) MESCHINES |
| Ranulph (6th Earl of Chester) MESCHINES | |
| B: | 1172 |
| Oswestry,Powis,Wales | |
| M: | 1188 |
| Bretagne, Brittany, France | |
| D: | 28 Oct 1232 |
| Wallingford, Berkshire, , England | |
| Conan II 'Le Petit' 'The Small' Count de Penthievre Duke Bretagne | |
| B: | 1138 |
| Penthièvre, Morbihan, Bretagne, France | |
| D: | 20 Feb 1171 |
| Guingamp, Cotes d'Armor, Bretagne, France | |
| Margaret Marjorie Huntingdon Princess Scotland | |
| B: | 1144 or 1148 |
| Huntingdon, Huntingdonshire, England | |
| M: | 1160 |
| Penthièvre, Côtes-du-Nord, France> | |
| D: | 1213 or 1201 |
| Forfar, Angusshire or Crawford, Lanarkshire, Scotland | |
| Conan IV Duke of Brittany |
| Conan IV Duke of Brittany | |
| B: | 1138 |
| Nantes, Loire-Atlantique, Pays de la Loire, France | |
| D: | 20 Feb 1171 |
| Guingamp, Cotes d'Armor, Bretagne, France | |
| Alan "The Black" de Brittany (maid. name - 1st Earl of Richmond) | |
| B: | 1096 |
| Penthièvre, Morbihan, Bretagne, France | |
| D: | 15 Sep 1146 |
| Bégard, Cotes d'Armor, Bretagne, France | |
| Bertha Heiress Of Brittany |
| Bertha Heiress Of Brittany | |
| B: | 1114 |
| Richemonte, Charente, Poitou-Charentes, France | |
| M: | 1137 |
| Brittany, Loire, Rhone-Alpes, France | |
| D: | 1167 |
| Richmond, Yorkshire, England | |
| Hawise de Guingamp |
| Hawise de Guingamp | |
| B: | 29 Jan 1064 |
| Guingamp, Cotes du Nord, Bretagne, France | |
| D: | 1135 |
| North Riding, Yorkshire, England | |
| Stephen I (Etienne) de Brittany (maid. name - Count of Treguier) | |
| B: | 1058-1064 |
| Penthièvre, Morbihan, Bretagne, France | |
| D: | 21 Apr 1136 |
| North Riding, Yorkshire, England | |