1926–2009♀ Margaret Alison McCrostie | | | | 1889–1960♂ George Roy Hamilton McCrostie 1889–1978♀ Margaret Kate Smaill | | | | 1864–1923♂ Hugh John McCrostie 1868–1942♀ Alice Jane Ridgen | | | | 1834–1908♂ Hugh McCrostie 1838–1910♀ Jessie McLaren | | |
| | | 1833–1890♀ Patience Warren |
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| | | 1849–1929♂ William Smaill 1877–1934♀ Margaret M. Alexander |
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