Ancestors of Robert John Humphrey

                     /--Robert Hugh Humphrey
             /--Robert Gordon Humphrey
             |       \--Doris Jean Garnham
Robert John Humphrey
             |       /--Alexander Davidson Thomson Cassells  b. 17 JUN 1911 at Dundee, Scotland  d. 23 JUL 1976 =>
             \--Mary Louise Cassells
                     \--Kathryn Louise Muma  b. 13 FEB 1917 at Aylmer, Malahide Twp., Elgin County, Ontario, Canada  d. 24 AUG 2016 =>