| | Surname | Forename | Year Born | Location | Census Year | | Hartley | Margaret Ann | abt 1849 | Malham | 1851 |
| Hartley | Mary | abt 1842 | Airton | 1861 |
| Hartley | Mary | abt 1836 | Barrowford | 1861 |
| Hartley | Mary | abt 1836 | Barrowford | 1871 |
| Hartley | Mary | abt 1827 | Bingley | 1851 |
| Hartley | Mary | abt 1826 | Bingley | 1861 |
| Hartley | Mary | abt 1836 | Great & Little Marsden | 1881 |
| Hartley | Mary | abt 1870 | Hanlith | 1871 |
| Hartley | Mary | abt 1870 | Islington | 1891 |
| Hartley | Mary | abt 1826 | Kirkby Malhamdale | 1841 |
| Hartley | Mary | abt 1842 | Langcliffe | 1851 |
| Hartley | Mary | abt 1842 | Malham | 1861 |
| Hartley | Mary | abt 1844 | Malham | 1901 |
| Hartley | Mary | abt 1870 | Settle | 1881 |
| Hartley | Mary | abt 1859 | Skipton | 1881 |
| Hartley | Mary | abt 1827 | Skipton | 1871 |
| Hartley | Mary | abt 1870 | Walsall | 1901 |
| Hartley | Mary Ann | abt 1842 | Airton | 1851 |
| Hartley | Mary Jane | abt 1842 | Malham | 1851 |
| Hartley | Mich | abt 1796 | Kirkby Malhamdale | 1841 |
| Hartley | Nancy | abt 1850 | Scosthrop | 1851 |
| Hartley | Saml | abt 1822 | Cheetham | 1861 |
| Hartley | Saml. | abt 1822 | Hulme | 1881 |
| Hartley | Samuel | abt 1822 | Shipton Christchurch | 1871 |
| Hartley | Sarah | abt 1858 | Airton | 1861 |
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