__
                                            |  
                       _James JOHNSTON _____|
                      | (.... - 1816)       |
                      |                     |__
                      |                        
 _Hickerson JOHNSTON _|
|                     |
|                     |                      __
|                     |                     |  
|                     |_____________________|
|                                           |
|                                           |__
|                                              
|
|--Nicholas JOHNSTON 
|  (1835 - ....)
|                                            __
|                                           |  
|                      _____________________|
|                     |                     |
|                     |                     |__
|                     |                        
|_Mary Ann LNU _______|
                      |
                      |                      __
                      |                     |  
                      |_____________________|
                                            |
                                            |__