(-1737)
+---William Trudgian (ABT 1695-SEP 1752)
| +---Elizabeth Lawrey 
(-1738)
+---William Trudgian (ABT 1722-)
| | +---William Truscott
| +---Jane Truscott (ABT 1697-MAY 1770)
+---William Trudgian (ABT 1747-)
| | +---Richard Osborne (-JUN 1667)
| | | +---Eme Varcoe
| | +---Richard Osborne
| | | +---Joan ?
| | +---Richard Osborne (-NOV 1707)
| | | | +---Arthur Michell (-ABT 1657)
| | | +---Constance Michell (ABT 1635-APR 1717)
| | | | +---Thomas Corne (-1647)
| | | +---Blanche Corne
| | +---Benjamin Osborne (ABT 1687-NOV 1738)
| | | +---Bettres ?
| +---Jane Osborne (ABT 1723-OCT 1774)
| | +---Thomas Tregenza
| | +---Thomas Tregenza (ABT 1633-)
| | | +---Julian ? (-30 APR 1665)
| | +---Nicholas Tregenza (ABT 1655-APR 1734)
| | | +---Mary ?
| +---Ann Tregenza (ABT 1687-)
+---William Trudgian (1768-APR 1843)
| | +---William Trudgian (-JUN 1720)
| | +---Thomas Trudgian (ABT 1697-1749)
| | | +---Ellinor Starke (-1726)
| | +---William Trudgian (ABT 1723-1799)
| | | | +---Samuel Hicks
| | | +---Jullian Hicks (ABT 1695-1765)
| +---Anne Trudgian (1746-APR 1774)
| | +---Francis Bullan
| +---Ann Bullen (ABT 1720-JUL 1790)
+---Joseph Trudgian (ABT 1811-03 JUN 1857)
| +---Mary ?
Nicholas Trudgian (1848-)
| +---John Pollamounter
| +---Robert Pollamounter (ABT 1717-)
| +---John Pollamounter (ABT 1757-23 JUN 1841)
| | +---Catherine Cole
| +---Robert Pollamounter (ABT 1793-)
| | | +---James Trethewy (ABT 1517-ABT 1573)
| | | +---Thomas Trethewy (-ABT 1616)
| | | +---Bartholomew Trethewy
| | | +---Bartholomew Trethewy (-1666)
| | | +---Thomas Trethewey (-ABT 1692)
| | | +---Bartholomew Trethewy (ABT 1667-MAY 1755)
| | | +---Walter Trethewy (ABT 1702-NOV 1751)
| | | | | +---Robert Trethewey (-JUL 1676)
| | | | | +---Walter Trethewey (-1710)
| | | | +---Elizabeth Trethewey (ABT 1670-AUG 1743)
| | | | +---Mary Brewer
| | | +---Bartholomew Trethewey (ABT 1735-)
| | | | +---Joan Woon (-1735)
| | +---Elizabeth Trethewy (ABT 1763-)
| | +---Sarah Laskey
+---Mary Pelmounter (23 MAY 1825-)
+---Mary Thomas