| Male Pierre de Dreux |
| Birth | ||
| Death | May 1250 | |
| Burial | ||
| Marriage | 1212 [1] | |
| Father | Robert II de Dreux | F4429 Group Sheet | |
| Mother | Yolande De Coucy | F4429 Group Sheet | |
| Female Duchess Of Brittany Alix De Thouars |
| Birth | ||
| Death | 1221 | |
| Burial | ||
| Father | Count Of Brittany Gui De Thouars | F4365 Group Sheet | |
| Mother | Constance Countess Of Brittany | F4365 Group Sheet | |
| Female Yolande de Dreux |
| Birth | 1218 | |
| Death | 10 Oct 1272 | |
| Burial | ||
| Spouse | Hugh "Le Brun" de Lusignan, XI | F3248 | |
| Marriage | Jan 1235 | |
| Sources |
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