Albigna Lake (German: Albignasee, Italian: Lago da l'Albigna, Romansh: Lägh da l'Albigna) is a reservoir in the canton of Graubünden, Switzerland. It is located in the municipality of Vicosoprano at an elevation of 2,163 m on the southwest side of the Bregaglia valley, northeast of Pizzo Cacciabella. The lake has a surface area of 1.13 km².