Alexander married Mary STORIE before 1877 in , Renfrew Co., Ontario, Canada. Mary (daughter of Robert 'Black Bob' STORIE and Jeannette ECKFORD) was born on 19 Nov 1855 in McNab Twp., Renfrew, Ontario, Canada; died on 21 Nov 1878 in , Renfrew Co., Ontario, Canada; was buried in Goshen Public Cemetery, Renfrew, Ont. [Group Sheet] [Family Chart]

1. Robert T. PINKERTON was born on 14 Feb 1877 in McNab Twp., Renfrew, Ontario, Canada; died in 1946 in Roland, , Manitoba, Canada.
2. Mary Storie PINKERTON was born on 8 Nov 1878 in McNab Twp., Renfrew, Ontario, Canada; died on 10 Jun 1899 in , Renfrew Co., Ontario, Canada; was buried in Sand Point Protestant Cemetery, Renfrew, Ont.