+———Arthur STEVENSON (bef 1790 Ireland – )              |          +———John STEVENSON (1807 Ireland – 3 Nov 1890)          |      +———Stewart STEVENSON (22 Jun 1855 Wakefield, Quebec, Canada – 1935)      |   |              |   |   +———Thomas KIRK (Londonderry, Ireland – )      |   |   |      |   +———Catharine KIRK (abt 1813 – 10 Nov 1864)      |       |          |       +———Catherine GREEN (1782/3 – 27 Apr 1854)      |  +———John STEVENSON (6 Feb 1895 Wakefield, Quebec, Canada – 24 Oct 1967 Maple Ridge Hospital, Maple Ridge, British Columbia, Canada)  |   |      |   +———Margaret COPELAND (18 Dec 1866 Wakefield, Quebec, Canada – 1908)  |      Judge Donald Keith STEVENSON ( – living)  |          |   +———John PRITCHARD (29 Jun 1856 North Wakefield, Quebec, Canada – bur. Pritchard Cem, Wakefield, Quebec, Canada)  |   |  +———Janet Abigail PRITCHARD (12 Jul 1893 Masham, Quebec, Canada – 11 Jan 1979 Ladner Private Hospital, Delta, British Columbia, Canada)      |          +———Margaret NESBITT (28 Apr 1855 Masham, Quebec, Canada – 19 Dec 1903)