Jonathan married Jane Forsythe on 26 Feb 1873 in Millbrook, Ontario, Canada. Jane was born on 30 Oct 1851 in Durham Regional Municipality, Ontario, Canada; died on 11 Jul 1913 in Durham Regional Municipality, Ontario, Canada. [Group Sheet] [Family Chart]

1. Ann McKnight was born in 1875 in Durham Regional Municipality, Ontario, Canada; died on 5 Jun 1877 in Durham Regional Municipality, Ontario, Canada.
2. Elizabeth Anne McKnight was born on 23 Aug 1876 in Durham Regional Municipality, Ontario, Canada; died on 17 May 1928 in Peterborough, Ontario, Canada; was buried in Bailieboro, Ontario, Canada.
3. Matilda Jane McKnight was born on 13 Feb 1879 in Cavan, Ontario, Canada; died on 5 Oct 1948.
4. Maud Theresa McKnight was born on 20 Oct 1881 in Cavan, Ontario, Canada; died in 1949~1953 in Toronto, Ontario, Canada.
5. Florence McKnight was born on 30 Apr 1884 in Cavan, Ontario, Canada; died on 21 Apr 1955 in Peterborough, Ontario, Canada; was buried in Port Hope Union Cemetery, Port Hope, Ontario, Canada.
6. Frederick William McKnight was born on 25 Mar 1888 in Durham Regional Municipality, Ontario, Canada; died in 1929 in Toronto, Ontario, Canada.
7. Thomas John McKnight was born on 20 Apr 1892 in Cavan, Ontario, Canada; died on 18 Jun 1919 in Cobourg, Ontario, Canada.

Samuel married Agnes WelshRepublic of Ireland. Agnes was born in 1806 in Republic of Ireland; died on 11 Jun 1890 in Cavan, Ontario, Canada. [Group Sheet] [Family Chart]