Mary married Robert James McKnight in 1852 in Ontario, Canada. Robert (son of Samuel McKnight and Agnes Welsh) was born in 1829 in County Down, Northern Ireland, United Kingdom; died on 25 Jul 1894 in Millbrook, Ontario, Canada; was buried in Grace Presbyterian Cemetery, Millbrook, Ontario, Canada. [Group Sheet] [Family Chart]

1. Mary Jane McKnight was born in 1856 in Millbrook, Ontario, Canada; died on 3 May 1905 in Millbrook, Ontario, Canada; was buried in Grace Presbyterian Cemetery, Millbrook, Ontario, Canada.
2. Samuel McKnight was born on 9 Mar 1856 in Millbrook, Ontario, Canada; died on 8 Jun 1936 in Alameda, Saskatchewan, Canada; was buried in Oxbow Cemetery, Oxbow, Saskatchewan, Canada.
3. William McKnight was born on 12 Jun 1857 in South Monaghan Township, Peterborough County, Ontario, Canada; died on 11 Jul 1925 in Millbrook, Ontario, Canada; was buried on 14 Jul 1925 in Grace Presbyterian Cemetery, Millbrook, Ontario, Canada.
4. Rev. Robert MacKnight was born in 1859 in Millbrook, Ontario, Canada; died on 1 Apr 1946 in Moose Jaw, Saskatchewan, Canada; was buried on 3 Apr 1946 in Regina Cemetery, Saskatchewan, Canada.
5. Jonathan McKnight was born on 12 Aug 1863 in Republic of Ireland; died on 1 Apr 1949 in Millbrook, Ontario, Canada; was buried in Grace Presbyterian Cemetery, Millbrook, Ontario, Canada.
6. David McKnight was born on 25 Jun 1865 in Millbrook, Ontario, Canada; died on 6 Apr 1912 in Oxbow, Saskatchewan, Canada; was buried in Oxbow Cemetery, Oxbow, Saskatchewan, Canada.