Compact tree of Edwin Gladstone Swan
| James Lambert Swan 1822–1895 | Richard Knight 1835– | ||||||||||||
| William Vickers Swan 1857–1923 | Frederick Newman Swan 1894–1980 | Lavinia Jane Knights 1862–1923 | Seward Tuzo – | ||||||||||
| Susannah Wilson Harford 1825–1898 | Clarinda Bond – | ||||||||||||
| Edward Gladstone Swan 1924–1998 |
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Isabel Jane Tuzo 1927– | |||||||||||
| Thomas Darrell – | Elizabeth Ambergine Darrell 1894–1961 | Elizabeth Burchall – | |||||||||||