Val di Cogne (Italian) or Val de Cogne (French) - literally Cogne Valley - is a valley in the Aosta Valley, northern Italy.
The valley takes its name from Cogne, the municipality covering almost the entire part of it.
Most of the valley is included in the Gran Paradiso National Park.
The valley is part of the hydrographic basin of the Dora Baltea, and has a U-Shape.
This article on a location in Aosta Valley is a stub.