Margaret Hanmer
| Margaret Hanmer | |
|---|---|
| Princess consort of Wales | |
| Tenure | 1404 – c. 1415 |
| Born | 1370 Wales |
| Died | 1420 (age 49–50) Wales |
| Spouse | Owain Glyndŵr |
| Issue | |
| House | Mathrafal |
| Father | David Hanmer |
| Mother | Angharad ferch Llywelyn Ddu |
Margaret Hanmer (c. 1370 – c. 1420), sometimes known by her Welsh name of Marred ferch Dafydd, was the wife of Owain Glyndŵr.