John married Sarah WARK on 3 Apr 1843 in Westmeath Twp., Renfrew, Ontario, Canada. Sarah was born about 1821 in , , , Ireland; and died. [Group Sheet] [Family Chart]

1. Catherine MCMARTIN was born on 9 Jan 1844 in Ross Twp., Renfrew, Ontario, Canada; was christened on 25 Feb 1844 in St. Andrew's Presbyterian Church Pakenham, Lanark, Ontario, Canada; died on 4 Apr 1914 in Beachburg, Renfrew, Ontario, Canada; was buried in Beachburg, Renfrew, Ontario, Canada.
2. Mary MCMARTIN was born about 1845; and died.
3. Peter MCMARTIN was born on 5 Sep 1846 in Ross Twp., Renfrew, Ontario, Canada; and died.
4. Christina MCMARTIN was born on 22 Mar 1848 in Ross Twp., Renfrew, Ontario, Canada; and died.
5. Sarah J MCMARTIN was born about 1850; and died.
6. Elizabeth MCMARTIN was born about 1852 in , , Ontario, Canada; and died.
7. Stephanus MCMARTIN was born about 1856 in , , Ontario, Canada; and died.
8. Alice MCMARTIN was born about 1866 in , , Ontario, Canada; and died.