_John Buchanan
| b.1520 Buchanan, Sterling, Scotland
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(Sir) George Buchanan
b.1546 Buchanan,Sterling,Scotland
m. Margaret (Mary) Graham [see PC M3-17-4]
January 1570
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[see child Margaret Helen Buchanan at PC M3-17]
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|Helen Chrisholme
b.1524 Buchanan, Sterling, Scotland