1 John Grant PINKERTON (12 Nov 1861 Levis, Quebec, Canada – 8 Dec 1931 Ottawa, Ontario, Canada) + Mary A. DENMARK (20 Oct 1868 Ottawa, Ontario, Canada – 1949 Windsor, Ontario, Canada) 2 Aaron Robert PINKERTON (3 Feb 1899 Ottawa, Ontario, Canada – bef 1902) 2 John Grant PINKERTON (23 Jan 1901 Ontario, Canada – ) + Mary Teresa ROBINSON (1904 – ) 3 Thelma Marion PINKERTON (11 Dec 1926 Ottawa, Ontario, Canada – 3 Jan 1927 Carleton Co, Ontario, Canada) 3 John Royden “Jack” PINKERTON (4 Mar 1928 Windsor, Ontario, Canada – 27 Jan 2011 St. Thomas, Ontario, Canada)