_Joseph B. ALLISON ____
| (1778 - 1845) m 1805
_Richard Booker ALLISON _|
| (1808 - 1883) m 1833 |
| |_Catherine LNU ________
| (1774 - 1851) m 1805
_Solon Melancthon ALLISON _|
| (1851 - 1940) m 1878 |
| | _William Tellis COBBS _+
| | | (1783 - 1870) m 1819
| |_Sarah Wash COBBS _______|
| (1814 - 1887) m 1833 |
| |_Mary KEY _____________+
| (1785 - 1846) m 1819
|
|--Robert E. ALLISON
| (1879 - ....)
| _______________________
| |
| _________________________|
| | |
| | |_______________________
| |
|_Susan Frances BARNES _____|
(1859 - ....) m 1878 |
| _______________________
| |
|_________________________|
|
|_______________________