Guigues VII of Viennois

Guigues VII (1225–1269), of the House of Burgundy, was the dauphin of Vienne and count of Albon, Grenoble, Oisans, Briançon, Embrun, and Gap from 1237 to his death. He was the son of Andrew Guigues VI and Beatrice of Montferrat. When his father died, his mother helped guide the leadership of the new Dauphin.