Jean-Baptiste Orpustan mentions Arancou in 1309 in a list of parishes paying dues to the royal power in Navarrenx.
He assumed the title of Baron upon the death of his father, Raymond Grant, in Navarrenx, near Pau, France in 2004.
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He has a studio in the South of France in Navarrenx, and a gallery dedicated to the life's work of his father.