1135 - 1216 (81 years)
| Name | William Fitzmartin |
| Title | Baron |
| Suffix | I of Cemais |
| Birth | 1135 | Dynevor, Carmarthenshire, Wales  |
| Gender | Male |
| Death | 1216 | Combe Martin Manor, Barnstaple, Devonshire, England |
Origins  | |
| Patriarch & Matriarch | Baron Martin De Tours of Cemais, b. 1030, Tours, Bayeux, Normandy, France d. 1086, Dartington, Devon, England (Age 56 years) (Grandfather)  Baroness Alice De Nonant, b. 1100, Broad Clyst, Devon, England d. 1175, Totnes, Devon, England (Age 75 years) (Mother) |
| Person ID | I22011 | The Global Grist Compendium |
| Father | Baron Robert Fitzmartin, I of Blagdon, b. 1084, Cemmaes, Machynlleth, Powys, Wales d. 1159, Barnstaple, Devon, England (Age 75 years) |
| Relationship | natural |
| Mother | Baroness Alice De Nonant, b. 1100, Broad Clyst, Devon, England d. 1175, Totnes, Devon, England (Age 75 years) |
| Relationship | natural |
| Marriage | 1135 |
| Family ID | F5912 | Group Sheet | Family Chart |
| Family | Lady Angharad Verch Rhys, Princess of South Wales, b. 1140, Llandilo, Carmarthenshire, Wales d. Aug 1226, Dynevor Castle, Llandilo, Carmarthenshire, Wales (Age 86 years) |
| Marriage | 1159 | Dartington, Devon, England |
| Children | |
| Family ID | F5306 | Group Sheet | Family Chart |
| Event Map | |  | Marriage - 1159 - Dartington, Devon, England |  |
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