John Hartley was born 1820 in Blackburn, Lancashire, England, United Kingdom to William Hartley and Betty and died 1880 Manchester, Lancashire, England, United Kingdom of unspecified causes. He married Mary Ann Deacon (c1820-1866) 19 May 1842 in Manchester, Lancashire, England, United Kingdom.
Children
| Name | Birth | Death | Joined with |
| John Hartley (1849-1891) | 22 June 1849 Manchester, Lancashire, England, United Kingdom | 1891 Indiana, United States | |
| William Hartley (1852-1888) | 28 May 1852 Manchester, Lancashire, England, United Kingdom | 11 June 1888 Manchester, Lancashire, England, United Kingdom | Mary Ellen Looney (1855-1926) |
| James Hartley (1854-1928) | 1854 Manchester, Lancashire, England, United Kingdom | 1928 Coventry, Warwickshire, England, United Kingdom | Margaret Hartley (1856-1904) |
Residences
Footnotes (including sources)
| ‡ General |
| Ω Birth |
| ₪ Wedding |
| ¶ Death |