(1811-)
Eliza Sturtridge 
(11 JUN 1838-06 APR 1880)
| +---Philip Trethewy (-JUL 1733)
| +---Richard Trethewy (ABT 1720-)
| | +---Isabel Beaubery (-FEB 1732)
| +---Philip Trethewy (ABT 1765-)
| | +---Ann Jewell
+---Susanna Trethewy (ABT 1813-)
| +---Robert Varcoe
+---Grace Varcoe (ABT 1774-)
+---Joan Benny