
| Name | Gwenlian Las Verch Llywelyn | |
| Birth | 1208 | Caernarfonshire, Wales, United Kingdom |
| Gender | Female | |
| Ancestral File Number | S2RC-3C | |
| _FSFTID | LD9W-MN9 | |
| _UID | 49F4C8D8654DDF448D4FD6F5ED3C42E0A413 | |
| Death | 1251 | Windsor, Berkshire, England, United Kingdom |
| Person ID | I31620 | Ken Tree |
| Last Modified | 3 Nov 2019 | |
| Father | Llywelyn ab Iorwoerth, b. 1173, Aberffraw Castle, Anglesey, Wales d. 11 Apr 1240, Conwy, Caernarfonshire, Wales, United Kingdom (Age 67 years) | |
| Mother | Joan, of England, b. 1183, London, Middlesex, England d. 2 Feb 1237, Aber, Gwynedd, Wales, United Kingdom (Age 54 years) | |
| _UID | E576F13C75D8B24D85BEB0E3F996147ECB16 | |
| Family ID | F14704 | Group Sheet | Family Chart |