(-1737)
+---William Trudgian (ABT 1695-SEP 1752)
| +---Elizabeth Lawrey 
(-1738)
+---Samuel Trudgian (ABT 1725-01 MAY 1808)
| | +---William Truscott
| +---Jane Truscott (ABT 1697-MAY 1770)
+---William Trudgian (1753-04 FEB 1835)
| | +---Anthony Trudgyan (-1737)
| | +---Anthony Trudgian (ABT 1699-1746)
| | | +---Elizabeth Lawrey (-1738)
| +---Elizabeth Trudgian (ABT 1725-13 JAN 1799)
| +---Margaret Stone (-1739)
+---William Trudgian (13 MAR 1787-02 FEB 1833)
| | +---Robert Bone
| +---Grace Bone (1759-02 JUN 1840)
| +---Mary Ellis
+---John Trudgian (12 MAY 1810-24 MAR 1881)
| | +---William Perkin (-1688)
| | +---John Parkin
| | | +---Mary ?
| | +---William Parkin (ABT 1690-)
| | +---William Parkin (ABT 1719-1784)
| | | | +---Richard Morlyn (-ABT 1730)
| | | +---Anne Morlyn (ABT 1695-)
| | | | +---Nicholas Trethewy (-ABT 1680)
| | | +---Julyan Trethewy (ABT 1652-)
| | | | +---Bartholomew James (-ABT AUG 1636)
| | | | | +---Sicelie ? (-1608)
| | | +---Petronell James (-ABT 1692)
| | | +---Joan ?
| | +---Samuel Parkin (ABT 1755-FEB 1834)
| | | | +---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 ?
| | | +---Elizabeth Osborne (ABT 1721-)
| | | | +---Thomas Tregenza
| | | | +---Thomas Tregenza (ABT 1633-)
| | | | | +---Julian ? (-30 APR 1665)
| | | | +---Nicholas Tregenza (ABT 1655-APR 1734)
| | | | | +---Mary ?
| | | +---Ann Tregenza (ABT 1687-)
| +---Elizabeth Parkin (AUG 1786-09 JUN 1873)
| | +---Richard Crowle (11 DEC 1697-)
| | +---Richard Crowle (ABT 1730-)
| | | | +---John Luny
| | | +---Grace Luny (ABT 1699-)
| | | +---Grace ?
| +---Ann Crowle (ABT 1757-)
| +---Elizabeth Garland
+---John Trudgian (29 SEP 1843-26 SEP 1925)
| | +---Edmund Clemo
| +---Jane Clemo (FEB 1816-02 JAN 1850)
Thomas Vian Trudgian (10 NOV 1871-)
| +---Thomas Vian (ABT 1781-)
| +---Thomas Vian (ABT 1815-)
| | +---Ann Olver (ABT 1781-)
+---Elizabeth Vian (29 APR 1840-17 DEC 1908)
+---Amelia ? (ABT 1814-)