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Name

Sir George Buchanan of Buchanan, 16th Chief of Buchanan MP (deceased)

Chiefs of Clan Buchanan 15th – George Buchanan,[76][77] (Guthrie Smith identifies him as 10th Chief and Buchanan of Auchmar identifies him as 17th Chief) succeed his grandfather, Walter 14th...

Sir Maurice Buchanan of Buchanan, 10th Laird of Buchanan MP (c.1306 - 1371)

Chiefs of Clan Buchanan 7th – Anselan McCausland,[63][65] (Guthrie Smith identifies him as the 7th Laird of Buchanan and commences his numbering of Chiefs from him.) Seneschal to Earl of Len...