( = Descendancy chart to this point, = Expand, = Collapse)
- 1 [1]
- Joseph Robert Williams Sm40 b. 4 Aug 1908 d. 1972
- 2 D.P. Williams Grist [1.1]
- G.J. Grist
- 3 N.E.W. Grist Santos [1.1.1]
- E. Alves Dos Santos
- 4 I.M. Grist Dos Santos [1.1.1.1]
- E. Alves Dos Santos
- 3 N.E.W. Grist Santos [1.1.1]
- G.J. Grist
- 2 D.P. Williams Grist [1.1]
- Joseph Robert Williams Sm40 b. 4 Aug 1908 d. 1972