Alan IV Fergant Duke of Brittany
- 1119
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 | Hoel of Brittany -Yes, date unknown |
| Hoel of Brittany | |
| D: | Yes, date unknown |
| Constance of Brittany -1148 |
| Constance of Brittany | |
| D: | 1148 |
| Geoffrey De Mayenne -1169 |
| Geoffrey De Mayenne | |
| D: | 1169 |
| Reginald (1st Earl of Crawford ) Crawford Abt 1100-1146 |
| Reginald (1st Earl of Crawford ) Crawford | |
| B: | Abt 1100 |
| D: | 1146 |
| Daughter B Sweinsdottir -Yes, date unknown |
| Daughter B Sweinsdottir | |
| D: | Yes, date unknown |
| Conan IV "La Petit" Duke of Brittany | |
| D: | 20 Feb 1170-1171 |
| Margaret (Countess of Hereford) of Huntingdon | |
| D: | 1201 |
| Sawtrey Abbey Hants. | |
| Enoguen (Nun) of Brittany -Yes, date unknown |
| Enoguen (Nun) of Brittany | |
| D: | Yes, date unknown |
| Brian of Bedale Fitzalan -Yes, date unknown |
| Brian of Bedale Fitzalan | |
| D: | Yes, date unknown |
| Constance De Bretagne -Aft 1184 |
| Constance De Bretagne | |
| D: | Aft 23 Jun 1184 |
| Alain III Vcte De Rohan -Abt 1195 |
| Alain III Vcte De Rohan | |
| D: | Abt 1195 |
| Bertha De Cornouailles of Brittany -Bef 1167 |
| Bertha De Cornouailles of Brittany | |
| D: | Bef 1167 |
| Alan III (Gregan) The Black 1st Earl of Richmond Bef 1100-1146 |
| Alan III (Gregan) The Black 1st Earl of Richmond | |
| B: | Bef 1100 |
| M: | 1135 |
| D: | 15 Sep 1146 |
| Alienor De Porho?t -Yes, date unknown |
| Alienor De Porho?t | |
| D: | Yes, date unknown |
| Alain V Vcte De Rohan -1242 |
| Alain V Vcte De Rohan | |
| D: | 1242 |
| Eudon II (Duke of Brittany) Viscount De Porho?t | |
| M: | 1147 |
| D: | 1170 |
| Conan III 'Le Gros' Duke of Brittany Abt 1071-1148 |
| Conan III 'Le Gros' Duke of Brittany | |
| B: | Abt 1071 |
| D: | 1148 |
| Matilda\Maud of England -Yes, date unknown |
| Matilda\Maud of England | |
| M: | Abt 1112 |
| D: | Yes, date unknown |
| Brian (Lord of Abergavenny) Fitzcount -Yes, date unknown |
| Brian (Lord of Abergavenny) Fitzcount | |
| D: | Yes, date unknown |
|
| Alan IV Fergant Duke of Brittany | |
| D: | 13 Oct 1119 |
| Ermengard of Anjou -1147 |
| Ermengard of Anjou | |
| D: | 1 Jun 1147 |
| Constance of Normandy Abt 1066-1090 |
| Constance of Normandy | |
| B: | Abt 1066 |
| M: | 1068 |
| D: | 13 Aug 1090 |