John Robin Rockey (05 APR 1938-1945)
| +---John Rescorle (ABT 1730-22 MAY 1807)
| +---William Rescorle (20 JUN 1762-)
| | | +---William Testick (25 APR 1696-)
| | +---Margery Testick 
(14 MAY 1732-08 JUN 1794)
| | +---Elizabeth Seccombe
| +---William Rescorle (1799-1876)
| | | +---William Testick (25 APR 1696-)
| | | +---William Testick (ABT 1735-)
| | | | +---Elizabeth Seccombe
| | +---Susanna Testick (14 OCT 1770-)
| | | +---Nicholas Trevithick (ABT 1618-FEB 1698)
| | | +---Thomas Trevithick (ABT 1664-MAR 1723)
| | | | | +---Thomas Couch
| | | | +---Peternell Couch (ABT 1640-DEC 1696)
| | | | +---Elizabeth ?
| | | +---Thomas Trevithick (ABT 1697-FEB 1771)
| | | | | +---John Peters (ABT 1639-)
| | | | +---Mary Peters (ABT 1665-)
| | | | +---Marrian Spry (ABT 1643-)
| | +---Susanna Trevithick (ABT 1740-)
| | | +---John Bennett (ABT 1680-JAN 1717)
| | +---Mary Bennett (ABT 1706-1742)
| | +---Pricilla ? (ABT 1680-)
| +---William Henry Rescorle (1854-1888)
| | | +---William Batten
| | +---Mary Batten (03 APR 1814-1895)
| | | +---William Ferrett
| | | +---Richard Ferrett (02 SEP 1755-)
| | | | +---Joan Jollow
| | +---Elizabeth Ferrett (01 APR 1793-)
| | | +---John Folly
| | | +---Benjamin Folly (26 MAR 1688-)
| | | | +---Hannah ?
| | | +---William Folly (25 NOV 1729-)
| | | | +---Ruth ?
| | +---Sarah Folly (27 FEB 1756-)
| | +---Elizabeth ?
| +---William Thomas Rescorle (26 MAR 1881-24 APR 1960)
| | | +---William Northcott (ABT 1813-)
| | +---Jane Northcott (ABT 1853-ABT 1895)
| | +---Jane ? (ABT 1818-)
+---Ida Grace Rescorle (13 AUG 1910-28 MAY 1987)
| +---John Williams (-15 FEB 1916)
+---Alice Williams (ABT 1874-02 NOV 1940)
+---Jane ? (-1906)