Christiana Cowan
m. William Graham
|\
| Horace Graham
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| William Barton Graham
| m. Margaret May Dawson
| |\
| | William Gordon Graham
| |
| m. Mable Susanna Carson
|\
| Peninah Polly Graham
| m. Edward Argue
| |\
| | Mary Vida Argue
| \
| Maud Christina Argue
\
Christianna Graham
m. Robert Wellington Argue
|\
| William Maynard Argue
|\
| Hilliard Meredith Argue
\
Hubert Raney Argue
Please note: Information on this page may be incomplete; all references to the living have been removed.