| Name | Constance Of Brittany | |
| Prefix | Duchess | |
| Gender | Female | |
| Death | 1201 | |
| Person ID | I1506 | Royal family |
| Last Modified | 15 Sep 2005 | |
| Father | Duke Conan Of Brittany | |
| Family ID | F770 | Group Sheet | Family Chart |
| Family 1 | Geoffrey, Duke Of Brittany, b. 23 Sep 1158 d. 19 Aug 1186, Paris (Age 27 years) | |||||
| Marriage | Jul 1181 | |||||
| Children |
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| Family ID | F563 | Group Sheet | Family Chart | ||||
| Last Modified | 15 Sep 2005 | |||||
| Family 2 | Ranulph, Earl Of Chester | |
| Family ID | F771 | Group Sheet | Family Chart |
| Last Modified | 15 Sep 2005 | |
| Family 3 | Viscount Guy Of Thouars | |
| Family ID | F772 | Group Sheet | Family Chart |
| Last Modified | 15 Sep 2005 | |