Eudon=Eon I Vcte De Rennes & De Porhoët
- Yes, date unknownDrag or scroll to see more of the chart.
 | Alienor De Porhoët -Yes, date unknown |
| Alienor De Porhoët | |
| D: | Yes, date unknown |
| Alain V Vcte De Rohan -1242 |
| Alain V Vcte De Rohan | |
| D: | 1242 |
| Eudon II (Duke of Brittany) Viscount De Porhoët | |
| D: | 1170 |
| Bertha De Cornouailles of Brittany -Bef 1167 |
| Bertha De Cornouailles of Brittany | |
| M: | 1147 |
| D: | Bef 1167 |
| Alain I De La Zouche -1190 |
| Alain I De La Zouche | |
| D: | 1190 |
| Alix De Beaumez -Yes, date unknown |
| Alix De Beaumez | |
| D: | Yes, date unknown |
| Geoffroy De Porhoët -1142 |
| Geoffroy De Porhoët | |
| D: | 1142 |
| Havise -Yes, date unknown |
| Havise | |
| D: | Yes, date unknown |
| Alain III Vcte De Rohan -Abt 1195 |
| Alain III Vcte De Rohan | |
| D: | Abt 1195 |
| Constance De Bretagne -Aft 1184 |
| Constance De Bretagne | |
| D: | Aft 23 Jun 1184 |
| Alain II Vcte De Rohan -Aft 1168 |
| Alain II Vcte De Rohan | |
| D: | Aft 1168 |
| Alain I "Le Noir" De Rohan Abt 1085-1128 |
| Alain I "Le Noir" De Rohan | |
| B: | Abt 1085 |
| D: | 1128 |
| Villana -Yes, date unknown |
| Villana | |
| D: | Yes, date unknown |
|
| Eudon=Eon I Vcte De Rennes & De Porhoët -Yes, date unknown |
| Eudon=Eon I Vcte De Rennes & De Porhoët | |
| D: | Yes, date unknown |
| Emme De Leon -Abt 1092 |
| Emme De Leon | |
| D: | Abt 1092 |