
| Name | Conan III "The Gross," | |
| Suffix | Duke of Brittany | |
| Birth | 1075 | Mortagne-au-Perche, Orne, Normandy, France |
| Gender | Male | |
| National ID | 2744 | |
| Title of Nobility | Count of Perche | |
| Title of Nobility | From 1099 to | |
| Count of Perche and Mortagne | ||
| Title of Nobility | From 1100 to 1144 | |
| Comte du Perche | ||
| Title of Nobility | From 1112 to 1his death on 7 September 1149 | |
| Duke of Brittany | ||
| _FSFTID | 9ZH7-P5G | |
| _UID | E879FE8E67C4A746BAB01B4C619D270D0861 | |
| Death | 23 Apr 1144 | Rouen, Seine-Maritime, Upper Normandy, France |
| Person ID | I33627 | Ken Tree |
| Last Modified | 3 Nov 2019 | |
| Father | Geoffrey II de Châteaudun, comte de Mortagne et du Perche, b. 1042, Perche, France d. Oct 1100, Orne, Lower Normandy, France (Age 58 years) | |
| Mother | Béatrice de Ramerupt, Dame de Montdidier, b. 1040, Montdidier, Somme, Picardie, France d. 2 Sep 1129, Montdidier, Somme, Picardie, France (Age 89 years) | |
| Marriage | Abt 1065 | of Mortagne, , E, France |
| _UID | EC382A7889DA5742BD520AABDE0745651523 | |
| Family ID | F15182 | Group Sheet | Family Chart |