+---Joseph Tucker (ABT 1789-)
| | +---Anthony Trudgyan (-1737)
| | +---William Trudgian (ABT 1695-SEP 1752)
| | | +---Elizabeth Lawrey 
(-1738)
| | +---William Trudgian (ABT 1722-)
| | | | +---William Truscott
| | | +---Jane Truscott (ABT 1697-MAY 1770)
| +---Susanna Trudgian (ABT 1760-)
| | +---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-)
Eliza Tucker (ABT 1825-)
+---Mary Cundy (ABT 1794-BEF 1861)