+———Arthur STEVENSON (bef 1790 Ireland – ) | +———Hans STEVENSON (1812 Ireland – aft 1871) | +———John Drennan STEVENSON (13 Feb 1835 Ireland – 15 Feb 1908) | | | +———Elizabeth DRENNAN (1812 Ireland – aft 1871) | +———John STEVENSON (10 May 1864 Quebec, Canada – 17 Oct 1922) | | | +———Ann MAXWELL (1828 Ireland – 8 May 1904) | Harold Rufus STEVENSON (29 Jan 1901 Quebec, Canada – ) | +———Sarah Louise COLBERT (28 Mar 1880 Quebec, Canada – 25 Feb 1908)