Family: John Buchanan, 19th of Buchanan / Mary Erskine, of Cardross (F545)
 | Sir George Buchanan, 18th of Buchanan (1600-1651) 
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 | Elizabeth Preston, of Craigmillar (1610- ) |
| Helen Or Annabel Buchanan (1635- ) |
| Agnes Buchanan (1638- ) |
| Jean Buchanan (1640- ) |
| Lord Henry Erskine (1600- ) |
| John Buchanan, 19th of Buchanan (1630-1682)
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| Mary Erskine, of Cardross (1630- )
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| Elizabeth Buchanan, of that Ilk (1651- )  |