Margaret Llewelyn 
Born: 1806 in Glamorgan, WalesMargaret's Heritage
Parents: Margaret Morris, William Llewelyn
Siblings: Ann Llewelyn, Elizabeth Llewelyn, Ann Llewelyn, Tabitha Llewelyn, Cesiah Llewelyn, David Llewelyn, Cesiah Llewelyn
1841 Census Abercanaid,"The remaining part of the hamlet to the south of No 20" 46 059 057 Abercanaid
| Name | Position | Age | Where Born | Occupation | BK No |
| Margaret Llewellyn | Head | 35 | In County | 555 | |
| Tabitha Llewellyn | Sister | 20 | In County | 554 | |
| David Llewellyn | Brother | 15 | In County | Coal Miner | 553 |
| Keziah Llewellyn | Sister | 14 | In County | 506 |