Even today, in 2023, people still believe that Bernard de Blanchefort (Château de Blanchefort) and Bertrand de Blanchefort, former Grand Master of the Knights Templar 1156-1169, were both one and the same person, when in fact they were two very different people from two different parts of France.

Debunked first time around by Richard Bordes in his book Les Mérovingiens à Rennes-le-Château: Mythes ou Réalités, published by Philippe Schrauben, 1984.

Heraldic Crest of Bertrand de Blanchefort, who originated from Guyenne.