Robert Dunn Buchanan
- 1985( = Descendancy chart to this point, = Expand, = Collapse)
- 1 Robert Dunn Buchanan [1] d. 20 Sep 1985
- Mary Henrietta Gooderham b. 27 Sep 1874 d. 21 Apr 1966
- 2 Isabelle Elizabeth Buchanan [1.1] b. 23 Oct 1902
- 2 Mary Roberta Buchanan [1.2] b. 13 Jul 1906
- 2 Private: (H.J.B.) [1.3]
- Private: (W.W.)
- 3 Emily Grace Walton [1.3.1]
- Private: (W.W.)
- Mary Henrietta Gooderham b. 27 Sep 1874 d. 21 Apr 1966