The Sanabria Lake Natural Park (Spanish: Parque Natural del Lago de Sanabria) is a natural park in Spain located around Sanabria Lake in the Sanabria comarca, northwest part of the Zamora Province, in the mountainous area of Sierra Segundera and Sierra de la Cabrera. It occupies a surface area of 22,365 ha, with heights ranging from 997 m at the lake banks to the 2,124 m of the peak of Peña Trevinca.