(-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
+---Samuel Trudgian (ABT 1820-AUG 1900)
| | +---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
+---Joseph Trudgian (MAR 1858-1919)
| | +---Lewis Watts (-MAY 1717)
| | +---Zacharias (Zachary) Watts (-DEC 1737)
| | | +---Honour ? (-AUG 1697)
| | +---Richard Watts (ABT 1702-07 FEB 1773)
| | | +---Jane Olver (-NOV 1739)
| | +---Zacharias Watts (ABT 1731-JAN 1814)
| | | | +---John Warrick
| | | +---Ann Warrick (ABT 1710-)
| | | +---Frances Gunn
| | +---Joseph Watts (ABT 1793-NOV 1864)
| | | | +---Thomas Geach
| | | +---Elizabeth Geach (ABT 1754-JUL 1841)
| | | +---Ann ?
| +---Mary Watts (ABT 1820-FEB 1860)
| | +---William Olver
| +---Thomasin Olver (ABT 1786-MAR 1866)
| +---Mary Slade
+---Wilfred John Trudgian (12 APR 1887-02 JUL 1958)
| | +---John McMurtrie
| +---Janet Stuart McMurtrie (1862-1946)
| +---Mary McGlauchlan
Helen Scott Trudgian (03 JAN 1920-)
+---Helen Reid Scott Ebhart Gessner (1893-1974)