John Brettle Dufty 1790
John Brettle Dufty was born in 1790 and married Maria Wood in 1816. They had five children.
| Name | John Thomas | Ann | Frederick | Ellen | Mary |
| born | 6 April 1817, Oakham, Rutland, England. | 1818 | 1821 | 1823 | 1826 |
| married | 1844 | ||||
| to | Sarah Ann Keetley 1828-1903 | Wagstaff | |||
| died | April 1854, Grenville, Quebec | 1877 |