2,000 years BC J.-C, the first occupants probably laid the first foundations of the agropastoral civilization. Pussy of Pussiacus, Colon of the edge of the Tiber, who received from the Emperor Augustus the domain and who came to settle. The big landowner directs the indigenous population and makes it work (Pliny the Elder). Thus the Romans set up men and baptized places. In 1156, Viscount Gontier de Briançon yielded to the abbey of Tamié the Montagne de Gentil to the Roche de Pussiac (Pussy). Men clear it and practice raising and growing cereals.
Today Pussy has become a village where we practice agriculture and livestock, logging. Pussy is attached to the municipality of La Léchère, important spa resort of the Tarentaise Valley. The village is away from the road to the Col de la Madeleine, mythical pass of the Alps where the Tour de France cyclist.