
| Name | Iorwerth ApGryffydd | |
| Birth | 1240 | Lleyn, Caernarfonshire, Wales, United Kingdom |
| Gender | Male | |
| _FSFTID | G9LR-7CX | |
| _UID | F4C884C35ACD1F47BF4A9B9D3FE42786A100 | |
| Death | 11 Nov 1306 | Rhuddalt |
| Person ID | I37973 | Ken Tree |
| Last Modified | 7 Feb 2021 | |
| Father | Prince Gruffudd Maelor II ap Madog, of Powys, b. Montgomery, Powys, Wales, United Kingdom d. 1269, Llangollen, Denbighshire, Wales | |
| Mother | Lady Emma de Audley, b. 1 Jun 1220, Stafford, Staffordshire, England, United Kingdom d. Feb 1265, Cheshire, England, United Kingdom (Age 44 years) | |
| Marriage | Aft Jan 1241/1242 | , , Wales |
| _UID | C47E95D6728E334B9B18A5AA5FE9681EFB8E | |
| Family ID | F16223 | Group Sheet | Family Chart |