1  Nancy Agnes LOWRY (abt 1794 Ireland – bef 12 Sep 1876 Grey Co, Ontario, Canada)
   +  William Sr. MAXWELL 
      2  James MAXWELL (abt 1828 poss. in Scotland – 19 Nov 1892 Grey Co, Ontario, Canada)
      2  Hamilton Lowrie MAXWELL (1833 Ayer, Renfew, Scotland – 21 Jan 1905 Arcola, Saskatchewan, Canada)
      2  Thomas MAXWELL (1834 – 24 May 1858 Grey Co, Ontario, Canada)
      2  Mary MAXWELL (1837/8 – )
      2  Michael Lowry MAXWELL (24 Jan 1838 Perth, Lanark Co, Ontario, Canada – )
      2  Agnes MAXWELL (1844 – )
         +  David LONG (1860 – )
      2  William Jr. MAXWELL (abt 1848 Huntley Twp, Carleton Co, Ontario, Canada – 13 Apr 1883 Dervy Twp, Grey Co, Ontario, Canada)
         +  Maria MORRISON (1854 – )
      2  Jane MAXWELL (1849 – 31 May 1935 Derby, Ontario, Canada)
         +  Robert PENNER 
            3  William PENNER (1871 – 17 Apr 1926 Derby, Ontario, Canada)
            3  Robert PENNER (1872 – )
               +  Selina BARBER (1876 – )
            3  James Maxwell PENNER (7 Jun 1875 Southhampton, Bruce Co, Ontario, Canada – 28 Dec 1937 Toronto, Ontario, Canada)
               +  Annie IRWIN (1878 – )
            3  Leslie PENNER (1878 – )
               +  Bessie GUNN (1882 – 24 Dec 1902 Derby, Ontario, Canada)
            3  John PENNER (1881 – 28 Nov 1933 Derby, Ontario, Canada)
               +  Annie Louisa Maud RATHWELL (1887 – )