Family: Isaac Johnston / Sarah Robinett (F1294)
Robert Bruce Johnston (1749-1821) 
|
Margaret McClanahan (1757-1841)
|
 | Captain William Henry Johnston (1776-1850)  |
| Margaret Johnston (1780- ) |
| Nancy Johnston (1778- ) |
| Thomas Johnston (1783- ) |
| Isaac Johnston (1785- )
|
| Sarah Robinett (1781- ) |
