(ABT 1829-)
+---William Alfred Henry Drown (02 OCT 1876-26 DEC 1958)
| +---Jane ? 
(ABT 1841-)
+---Charles Otway Lenox Roberts Drown (18 FEB 1916-12 NOV 1991)
| | +---William Roberts (ABT 1817-)
| | +---William Roberts (ABT 1853-18 JUL 1938)
| | | +---Betsy ? (ABT 1822-)
| +---Edith Miriam Roberts (15 JUL 1882-24 MAY 1963)
| | +---William Varcoe (ABT 1586-1639)
| | +---William Coad Varcoe (ABT 1639-)
| | | +---Temperance ? (ABT 1603-1645)
| | +---John Varcoe (ABT 1685-MAR 1764)
| | | +---Mary Edwards (ABT 1661-)
| | +---Robert Varcoe (ABT 1719-MAR 1761)
| | | +---Mary Yelland (-NOV 1764)
| | +---Robert Varcoe (ABT 1741-12 SEP 1771)
| | | | +---John Best (ABT 1648-AFT 1696)
| | | | +---John Best (ABT 1683-)
| | | | | +---Grace John
| | | +---Joan Best (ABT 1715-SEP 1744)
| | | | +---Robert Phillips
| | | +---Mary Phillips (17 SEP 1683-01 DEC 1799)
| | | +---Joan Sampson
| | +---Robert Varcoe (ABT 1763-1818)
| | | +---Elizabeth Slade (ABT 1740-1772)
| | +---John Varcoe (ABT 1798-AUG 1878)
| | | | +---James Trethewy (ABT 1517-ABT 1573)
| | | | +---Thomas Trethewy (-ABT 1616)
| | | | +---Bartholomew Trethewy
| | | | +---Bartholomew Trethewy (-1666)
| | | | +---Bartholomew Trethewy
| | | | +---Thomas Trethewy (ABT 1675-MAY 1743)
| | | | | +---Jane Bruart
| | | | +---Thomas Trethewy (ABT 1710-FEB 1795)
| | | | | | +---Phillip Mellow (ABT 1660-JAN 1711)
| | | | | +---Joan Mellow (ABT 1680-)
| | | | | +---Jane ?
| | | | +---Thomas Trethewy (ABT 1735-SEP 1814)
| | | | | | +---Richard Jolliffe
| | | | | | +---Robert Jolliffe
| | | | | | +---Robert Jolliffe (ABT 1546-1602)
| | | | | | +---Henry Jolliffe (ABT 1586-)
| | | | | | | +---Thomason ?
| | | | | | +---Francis Jolliffe (ABT 1622-)
| | | | | | | +---Blanch Pearce
| | | | | | +---James Jolley (ABT 1682-APR 1754)
| | | | | | | +---Rose May
| | | | | +---Elizabeth Jolley (ABT 1713-)
| | | | | | +---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
| | | | | +---Blanche Osborne
| | | | | +---Bettres ?
| | | +---Elizabeth Trethewy (ABT 1765-)
| | | +---Wilmot Hicks (ABT 1731-MAR 1816)
| | +---Robert Varcoe (25 SEP 1825-03 MAY 1911)
| | | +---Mary Stephens (ABT 1805-1854)
| +---Helena Augusta Mary Varcoe (03 DEC 1849-12 AUG 1935)
| | +---John Richards (ABT 1771-)
| +---Caroline Richards (04 AUG 1828-02 NOV 1877)
| +---Elizabeth ? (ABT 1775-)
+---Charles William Roberts Drown (06 JUN 1941-)
| +---Sylvia May Webber (10 MAY 1917-22 APR 1974)
Caroline May Drown (01 JUN 1968-)
+---Mary Margaret Stringer (20 JAN 1944-)