+---William Harry (1771-JUL 1835)
| +---Elizabeth Benallack 
+---William Harry (ABT 1810-)
| | +---Philip Trethewy (-JUL 1733)
| | +---Richard Trethewy (ABT 1720-)
| | | +---Isabel Beaubery (-FEB 1732)
| +---Isabel Trethewy (ABT 1774-JUL 1862)
| +---Ann Jewell
Christianah Harry (ABT 1835-)
| +---Thomas Bullen
+---Kitty Bullen (ABT 1815-)
+---Mary Bennett