+--Sir Thomas COCKFIELD 
            +--William COCKFIELD  (abt 1650-)
         +--John COCKFIELD 
         |  +--Elizabeth --?-- 
      +--William COCKFIELD 
      |  |     +--Josias BULL 
      |  |  +--Burnaby "Immigrant" BULL  (1650-)
      |  |  |  +--Katherine AGARD 
      |  +--Rachel BULL 
   +--Josiah COCKFIELD  (-15 MAR 1796)
+--Washington COCKFIELD  (1796-1870)
|  +--Hannah "Ann" SINGLETARY 
Captain James Alexander Hilliard COCKFIELD  (7 OCT 1833-18 AUG 1900)
|     +--Ebenezer SINGLETARY 
|  +--Ebenezer SINGLETARY, JR.  (1753-1820)
|  |  +--Hannah DARBY 
+--Sarah SINGLETARY  (20 OCT 1794-1850)
   |  +--Henry MCNEELEY 
   +--Agnes MCNEELEY  (1755-1825)