Viedma is the capital of Río Negro province, Argentina. Viedma may also refer to: Viedma Department, a part of Chubut province, Argentina Geographic features Viedma Lake, a lake in southern Patagonia Viedma Glacier, a large glacier in southern Patagonia Viedma (volcano), a subglacial volcano in southern Patagonia People Juan Viedma (footballer), a retired Spanish-Dutch footballer Juan Viedma (athlete), a paralympic athlete from Spain See also Biedma (disambiguation)