Margaret Williams 
Born: 1854 in Merthyr Tydfil, Glamorgan, WalesMargaret's Family
Spouse: ? Lewis
Children: William Lewis
Margaret's Heritage
Parents: Lewis Williams, Kesia Llewelyn
Siblings: Martha Williams, William Williams, Lewis Williams, Kezia Williams, Mary Ann Williams, John Williams, Elizabeth Williams
1891 Census Info At 9A, Dumfries St., Treherbert,Rhondda. Parish of Ystradyfodwg
| Name | Position | Age | Where Born | Occupation | BK No |
| Lewis Williams | Head | 66 | Merthyr Tydfil, Glamorgan | Colliery Ostler | 505 |
| Margaret Lewis | Daur | 25 | Merthyr Tydfil, Glamorgan | Housekeeper | 549 |
| William Lewis | Son | 5 | Ystradyfodwg, Glamorgan | 551 | |
| Richard Evans | Boarder | 43 | Dolgellau, Merioneth | Tailor | |
| Evan Evans | Visitor | 45 | Merthyr Tydfil, Glamorgan | Coal Miner | 404 |
| Martha Evans | Visitor | 46 | Merthyr Tydfil, Glamorgan | 434 | |
| Evan Evans | Son | 6 | Merthyr Tydfil, Glamorgan | 660 |
1871 Census Merthyr Lower Forest Gellideg Parish 5391 42 12 Garden Row 4
| Name | Position | Age | Where Born | Occupation | BK No |
| Lewis Williams | Head | 46 | Merthyr Tydfil, Glamorgan | Labourer at Iron works | 505 |
| Kezzia Williams | Wife | 43 | Merthyr Tydfil, Glamorgan | Labourer's wife | 506 |
| Margret Williams | Daur | 17 | Merthyr Tydfil, Glamorgan | Labourer in Coal Works | 549 |
| Kezzia Williams | Daur | 12 | Merthyr Tydfil, Glamorgan | 581 | |
| Mary Ann Williams | Daur | 8 | Merthyr Tydfil, Glamorgan | 582 | |
| John Williams | Son | 4 | Merthyr Tydfil, Glamorgan | 583 | |
| Elizabeth Williams | Daur | 2 | Merthyr Tydfil, Glamorgan | 584 |
1861 Census Merthyr Tydfil Lower 4051 37 13 Garden Houses 4
| Name | Position | Age | Where Born | Occupation | BK No |
| Lewis Williams | Head | 37 | Merthyr Tydfil, Glamorgan | Haulier | 505 |
| Kezia Williams | Wife | 34 | Merthyr Tydfil, Glamorgan | 506 | |
| Martha Williams | Daur | 16 | Merthyr Tydfil, Glamorgan | Dock (Canal) labourer | 434 |
| William Williams | Son | 12 | Merthyr Tydfil, Glamorgan | Haulier | 507 |
| Margaret Williams | Daur | 8 | Merthyr Tydfil, Glamorgan | Scholar | 549 |
| Lewis Williams | Son | 5 | Merthyr Tydfil, Glamorgan | Scholar | 585 |
| Kezia Williams | Daur | 1 | Merthyr Tydfil, Glamorgan | 581 |