James married Jane GIBSON on 22 Aug 1854. Jane (daughter of John GIBSON and Margaret SPROUT SPROAT SPROTT) was born between 1836 and 1837 in Northern Ireland; died on 7 Jan 1914. [Group Sheet] [Family Chart]

1. James DUNCAN
2. Levi DUNCAN
3. Matthew DUNCAN
4. Alice DUNCAN
5. Fred DUNCAN
6. Jack DUNCAN
7. Margaret DUNCAN was born about 1855 in , , Ontario, Canada.
8. Isabella DUNCAN was born on 3 Jan 1858 in , , Ontario, Canada; died on 23 May 1935 in Barrie, Simcoe, Ontario, Canada.
9. Sarah Catherine DUNCAN was born about 1859 in Uxbridge Township, Ontario, Ontario, Canada.