(21 SEP 1872-26 JUL 1933)
Everard James Huxtable (15 OCT 1898-09 SEP 1955)
| +---Philip Trewartha (-ABT 1624)
| +---John Trewartha (ABT 1598-1687)
| | | +---Henry Cock (ABT 1537-ABT 1616)
| | +---Agnes Cock 
(ABT 1564-)
| | | +---Lawrence Rondall alias Tolsethen
| | +---Margery Rondall (-ABT 1623)
| +---Philip Andrewartha (ABT 1642-MAY 1705)
| | | +---John Carthew
| | +---Mary Carthew (ABT 1609-MAR 1671)
| | | +---Robert Jenken (-ABT 1569)
| | | +---Richard Roberts alias Trevernan alias Jenken (-ABT 1624)
| | | | +---Jennet ? (-ABT 1588)
| | +---Eleanor Roberts (ABT 1567-ABT 1655)
| | | +---John Tremeryn
| | +---Johan or Jane Tremeryn (-ABT 1603)
| | +---Jennet ? (-ABT 1588)
| +---Phillip Andrewartha (ABT 1696-ABT 1742)
| | | +---Henry Cock (ABT 1537-ABT 1616)
| | | +---William Cock alias Connerwartha (ABT 1572-1645)
| | | | | +---Lawrence Rondall alias Tolsethen
| | | | +---Margery Rondall (-ABT 1623)
| | | +---Henry Cock (ABT 1604-ABT 1659)
| | | | | +---James Edwards
| | | | +---Alice Edwards (-ABT 1614)
| | +---Mary Cock (ABT 1656-MAY 1720)
| | | +---Edwards Williams
| | +---Cheston Williams (-ABT 1665)
| | +---Agnes Jenkin
| +---Phillip Andrewartha (ABT 1733-ABT 1780)
| | +---Elinor Michell (11 AUG 1700-ABT 1770)
| +---James Andrewartha (ABT 1773-ABT 1819)
| | +---Alice Ambrose (-MAY 1828)
| +---Charles M Andrewartha (ABT 1802-19 APR 1855)
| | +---Jennifer Hamell (ABT 1774-)
| +---John Hammill Andrewartha (30 JAN 1835-ABT 1904)
| | | +---John Hammill (-BEF 1851)
| | +---Martha Luke Hammill (ABT 1806-09 MAY 1855)
| | +---Martha Luke (ABT 1760-)
+---Mary Andrewartha (22 AUG 1872-09 SEP 1955)
+---Mary Giddey James (ABT 1839-ABT 1903)