Nathaniel married Margaret Jane Armstrong on 15 Sep 1879 in Glenelg Twp, Grey Co., Ontario, Canada. Margaret (daughter of William Armstrong and Margaret Strain) was born on 18 Dec 1857 in Markdale, Ontario, Canada; died on 19 Dec 1934 in Edmonton, Alberta, Canada; was buried in Edmonton Cemetery, Edmonton, Alberta, Canada. [Group Sheet] [Family Chart]

1. Wilfred A. 'Fred' Campbell was born on 15 Aug 1880 in Flesherton, Ontario, Canada.
2. Elizabeth Elna Campbell was born on 31 Dec 1881 in Flesherton, Ontario, Canada; died on 6 Apr 1886 in Flesherton, Ontario, Canada; was buried in Flesherton Cemetery, Flesherton, Ontario, Canada.
3. Annie Hilda Campbell was born on 26 Dec 1883 in Flesherton, Ontario, Canada; died on 28 Jan 1887 in Flesherton, Ontario, Canada; was buried in Flesherton Cemetery, Flesherton, Ontario, Canada.
4. Nathaniel Mervin Campbell was born on 24 Aug 1888 in Markdale, Ontario, Canada; died in 1988.
5. John Herbert 'Bert' Campbell was born on 10 Mar 1892 in Toronto, Ontario, Canada; died on 22 Sep 1967 in Edmonton, Alberta, Canada.
6. Margaret Nathella Sophia Campbell was born on 5 Nov 1894 in Thornbury, Ontario, Canada; died on 21 Apr 1988 in Ottawa, Ontario, Canada; was buried in Edmonton Cemetery, Edmonton, Alberta, Canada.
7. Helen Octavia Campbell was born on 11 Aug 1897 in Thornbury, Ontario, Canada; died between 1979 and 1988; was buried in Edmonton Cemetery, Edmonton, Alberta, Canada.