| Name | Gwladus Ddu | |
| Gender | Female | |
| Person ID | I1911 | Royal family |
| Last Modified | 15 Sep 2005 | |
| Father | Llywelyn Fawr The Great, Prince Of Wales | |
| Mother | UNKNOWN | |
| Family ID | F802 | Group Sheet | Family Chart |
| Family 1 | Reginald De Braose | |
| Family ID | F801 | Group Sheet | Family Chart |
| Last Modified | 15 Sep 2005 | |
| Family 2 | Ralph MORTIMER | |||
| Children |
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| Family ID | F800 | Group Sheet | Family Chart | ||
| Last Modified | 15 Sep 2005 | |||
