+---Thomas Gurney (04 NOV 1727-26 MAY 1797)
| +---Elizabeth Chandler 
+---John Gurney (ABT 1765-25 MAR 1837)
| +---Mary How (ABT 1733-21 MAY 1806)
Mary Gurney (ABT 1805-)
| +---William Johnson
+---Sarah Johnson (ABT 1775-21 APR 1850)