Bernard de Chalvron (Bernard Guillier de Chalvron) was a French diplomat, political advisor and member of the French Resistance during World War II.
[2] In the early 1940s, he served as a political advisor on French Algeria to Marshal Philippe Pétain.
[3] In 1942, he joined the Noyautage des administrations publiques of the French Resistance.
[2] After its founder, Claude Bourdet, was arrested, de Chalvron served as its President.
[2] He gave copies of reports of meetings conducted by the Vichy government to the United States embassy in Paris, including information about the treatment of Jews.