Rene De Boisgency
- Yes, date unknownDrag or scroll to see more of the chart.
| Euguerrand III Baron De Coucy | |
| D: | Yes, date unknown |
| Mary Montmirel-En-Brie | |
| D: | Yes, date unknown |
| Raoul I Sn De Coucy | |
| B: | Abt 1135 |
| D: | Yes, date unknown |
| Alix De Dreux | |
| B: | 1156 |
| M: | Aft 1173 |
| D: | Aft 1217 |
| Agnes De Boisgency | |
| D: | Yes, date unknown |
| Enguerrand II Sn De Coucy | |
| D: | 1147 |
| Rene De Boisgency | |
| D: | Yes, date unknown |
| Mahaut De Vermandois | |
| D: | Yes, date unknown |