James Clason
- DEAD(
= Descendancy chart to this point, 
= Expand, 
= Collapse)
- 1 James Clason [1] d. DEAD
- Martha Barnett b. 2 Apr 1888 d. 27 Feb 1957
- 2 Henry Clason [1.1] b. Abt 1902
- 2 Herschel Clason [1.2] b. Abt 1904
- + Mabel
- + Mabel
- 2 Velma Clason [1.3] b. Abt 1905
- + Cassidy
- + Cassidy
- 2 Alice Clason [1.4] b. Abt 1906
- Clifford McCool
- 3 Clifford McCool [1.4.1]
- 3 Tom McCool [1.4.2]
- 3 Clifford McCool [1.4.1]
- 2 Arthur J. Clason [1.5] b. 1908
- + Lola
- Alice Criston b. Abt 1913
- 3 Betty Lee Clason [1.5.1]
- 3 Betty Lee Clason [1.5.1]
- + Lola
- 2 Henry Clason [1.1]