The Centrones were a pre-Roman Celtic tribe of ancient Gaul. According to d’Anville, they occupied most of the Tarentaise Valley region in the modern department of Savoie, France. Pliny the Elder called them "borders," that is, people living on the western border of the Alps. Ptolemy places them in the Graian Alps occupying the regions west of the Aosta Valley inhabited by the Salassi. The Centrones had a sizeable population readily willing to defend themselves, probably with well cultiva… (More on Centrones)