Kasinathuni Viswanath (born 19 February 1930) is an Indian audiographer turned director, screenwriter, and character actor known for his works in Telugu, Tamil, and Hindi cinema. He is recipient of five National Film Awards, six state Nandi Awards, ten Filmfare Awards South, and a Bollywood Filmfare Award. In a film career spanning sixty years, Viswanath has directed fifty three feature films in a variety of genres, including films based on performing arts, visual arts, and aesthetics.