Robert de Dreux, Viscount of Châteaudun
1217 - 1264 (47 years)(Notes: You may have to scroll down or right to see chart.)
 | Guy de Flandre, Lord of Richbourg Aft 1286-1345 |
| Guy de Flandre, Lord of Richbourg | |
| B: | After 1286 |
| D: | Apr 1345 |
Marie d'Enghien -1318 |
| Marie d'Enghien | |
| D: | 1318 |
| Alix de Clermont, Viscountess Châteaudun, Lady Mondoubleau | |
| B: | ca. 1275 |
| D: | 1330 |
| Guillaume de Flandre, Lord of Dendermonde and Crevecoeur Aft 1249-1311 |
| Guillaume de Flandre, Lord of Dendermonde and Crevecoeur | |
| B: | After 1249 |
| D: | 1311 |
| Alix de Dreux, Viscountess Châteaudun -Bef 1296 |
| Alix de Dreux, Viscountess Châteaudun | |
| D: | Bef 1296 |
| Raoul III de Clermont, Lord of Nesle, Constable of France | |
| D: | 11 Jul 1302 |
| Battle of the Golden Spurs, Kortrijk (Courtrai), Flanders | |
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| Robert de Dreux, Viscount of Châteaudun 1217-1264 |
| Robert de Dreux, Viscount of Châteaudun | |
| B: | 1217 |
| D: | 1264 |
| Gauthier VI de Brienne, Conte di Lecce e Conversano | |
| B: | 1302 |
| Lecce, Apulia, Italy | |
| D: | 19 Sep 1356 |
| Isabelle de Brienne, Ctss of Brienne, Lecce and Conversano | |
| D: | 1360 |
| Jeanne de Châtillon, Duchess of Athens | |
| D: | 16 Jan 1353 |
 | Gauthier V de Brienne, Duke of Athens Abt 1278-1311 |
| Gauthier V de Brienne, Duke of Athens | |
| B: | Abt 1278 |
| Brienne-le-Château, Aube, Champagne, France | |
| D: | 15 Mar 1311 |
| Almyros, Magnesia, Thessaly, Greece | |
| Isabelle de Dreux -1354 |
| Isabelle de Dreux | |
| D: | 16 Jan 1354 |
| France | |
| Isabelle de Villebéon 1240-Bef 1282 |
| Isabelle de Villebéon | |
| B: | 1240 |
| D: | Before 1282 |