
| Name | Iorwerth Fychan ap IORWERTH | |
| Birth | Abt 1252 | Cefn-y-Ddwy-Manor, Llanvetherine, Monmouthshire, Wales |
| Gender | Male | |
| Death | Yes, date unknown | |
| Person ID | I30774 | Coombs |
| Last Modified | 16 Aug 2017 | |
| Father | Iorwerth ap GWARIN, b. Abt 1196, Cefn-y-Ddwy-Manor, Llanvetherine, Monmouthshire, Wales d. Yes, date unknown | |
| Mother | Joyce verch HYWEL, b. Abt 1230, Miskin, Rhondda Cynon Taff, Wales d. Yes, date unknown | |
| Family ID | F10798 | Group Sheet | Family Chart |