Compact tree
| Henry Thomas Swan 1846–1882 | Frederick George Lough 1876–1985 | ||||||||||||
| Carlyle Bruce Swan 1893–1954 | Ivan Sinclair Swan 1925– | Fredericka Bernice Lough 1894–1985 | |||||||||||
| Alice Isabelle Margaret Mackenzie 1856–1945 | Theresa Harriet Swan 1864–1903 | ||||||||||||
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| Humphrey Dickinson – | Shelia Marie Dickerson 1925– | Ruth Finch Dickinson – | |||||||||||