Campbell Graham (1998-)
| +---Rex Osborne Smith (1940-)
+---Kathy Louise Smith 
(1968-)
| +---Herbert William Claude Hight (1908-)
+---Robyn Maree Hight (1941-)
| +---George How (1768-1850)
| +---George How (1805-1887)
| | +---Elizabeth Rebdell (1767-1841)
| +---Samuel How (ABT 1831-1922)
| | | +---Samuel Esterbrook
| | +---Dianne Esterbrook (1803-1894)
| | +---Ann ?
| +---Samuel Percy How (1870-1917)
| | +---Mary Ann Grigson (1832-1917)
+---Kate Therese How (1912-1989)
| +---Walter Cornish (ABT 1617-1671)
| +---Thomas Cornish (-1712)
| | +---Amy Garland
| +---Samuel Cornish (1687-1772)
| | +---Cecily Jillard (-1710)
| +---Thomas Cornish (ABT 1714-1791)
| | +---Katherine Lanworthy (1697-1773)
| +---William Cornish (1737-1802)
| | +---Elizabeth ?
| +---Thomas Cornish (ABT 1775-)
| | +---Mary Adams (-1798)
| +---William Neyle Cornish (ABT 1810-1863)
| | +---Elizabeth Neyle (ABT 1780-1815)
| +---Charles Cornish (1846-1935)
| | +---Matilda Stranger (ABT 1811-1870)
+---Margaret Matilda Cornish (1877-1927)
| +---Donald McGregor
| +---Neil Joseph Bruce McGrigor (1817-1891)
| | +---Elizabeth Leitch
+---Elizabeth McGregor (1853-1938)
+---Margaret Ogilvy