William married Elizabeth MALCOLM on 1 Sep 1886 in Hamilton, Ontario, Canada. Elizabeth (daughter of Robert MALCOLM and ANNE (ANNIE) CUMMING) was born in December 1862 in Toronto, Ontario, Canada. [Group Sheet] [Family Chart]

1. Robert Malcolm JACKSON was born in August 1887 in Ontario; died in 1954; was buried in Winnipeg, Greater Winnipeg, Manitoba, Canada.
2. William Roper JACKSON was born in August 1889 in Dunnville, Ontario, Canada; died on 30 Apr 1952 in Dunnville, , Ontario, Canada.
3. John Archibald JACKSON was born on 25 Feb 1893 in Haldimand, Ontario, Canada; died in 1975.
4. George Henry JACKSON was born on 28 Nov 1895 in Ontario; died on 31 July 1917 in Ypres/Ieper, Belgium; was buried in Ypres (Ieper), Arrondissement Ieper, West Flanders (West-Vlaanderen), Belgium.
5. Gordon Cecil JACKSON was born on 23 Nov 1900 in Wentworth, Ontario, Canada; died on 6 Jan 1901 in Wentworth, Ontario, Canada.
6. Muriel Stella JACKSON was born on 27 Mar 1905 in Dunnville, Haldimand, Ontario, Canada; died in 1992; was buried in Lundy's Lane, Niagara Regional Municipality, Ontario, Canada.

William married Ann ROPER. Ann was born about 1816 in Long Sleddale, Westmorland, England. [Group Sheet] [Family Chart]